Annexe 10 (suite 6)

Canevas de calculs des besoins eau pour les principales cultures du périmètre du Tadla :

Culture : OLIVIER (Verger oléicole semi-intensif)

Système d'irrigation : GRAVITAIRE / Campagne : 2017-2018

<table><thead><tr><th rowspan="2">Mois</th><th rowspan="2">O-GR</th><th rowspan="2">Décade</th><th colspan="2">Expo-transpiration de référence (ETo)</th><th rowspan="2">Coefficient cultural décadie (K<sub>0</sub>)</th><th colspan="2">ETM</th><th rowspan="2">Pluie totale</th><th rowspan="2">Besoins nets en eau d'irrigation</th></tr><tr><th>mm/ jour</th><th>mm/ décade</th><th>mm/ jour</th><th>mm/ décade</th><th>mm</th><th>mm</th></tr></thead><tbody><tr><td rowspan="3">SEPTEMBRE</td><td>1</td><td>5,21</td><td>52,10</td><td>0,55</td><td>2,87</td><td>28,66</td><td>0,00</td><td>28,66</td><td></td></tr><tr><td>2</td><td>4,51</td><td>45,10</td><td>0,55</td><td>2,48</td><td>24,81</td><td>0,00</td><td>24,81</td><td></td></tr><tr><td>3</td><td>3,78</td><td>37,80</td><td>0,55</td><td>2,08</td><td>20,79</td><td>0,00</td><td>20,79</td><td></td></tr><tr><td rowspan="3">OCTOBRE</td><td>1</td><td>4,16</td><td>41,60</td><td>0,50</td><td>2,08</td><td>20,80</td><td>0,00</td><td>20,80</td><td></td></tr><tr><td>2</td><td>3,43</td><td>34,30</td><td>0,50</td><td>1,72</td><td>17,15</td><td>0,00</td><td>17,15</td><td></td></tr><tr><td>3</td><td>3,08</td><td>30,80</td><td>0,50</td><td>1,54</td><td>15,40</td><td>0,00</td><td>15,40</td><td></td></tr><tr><td rowspan="3">NOVEMBRE</td><td>1</td><td>2,30</td><td>23,00</td><td>0,45</td><td>1,04</td><td>10,35</td><td>0,00</td><td>10,35</td><td></td></tr><tr><td>2</td><td>1,72</td><td>17,20</td><td>0,45</td><td>0,77</td><td>7,74</td><td>0,00</td><td>7,74</td><td></td></tr><tr><td>3</td><td>1,60</td><td>16,00</td><td>0,45</td><td>0,72</td><td>7,20</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td rowspan="3">DECEMBRE</td><td>1</td><td>1,16</td><td>11,60</td><td>0,45</td><td>0,52</td><td>5,22</td><td>6,00</td><td>0,00</td><td></td></tr><tr><td>2</td><td>0,98</td><td>9,80</td><td>0,45</td><td>0,44</td><td>4,41</td><td>35,60</td><td>0,00</td><td></td></tr><tr><td>3</td><td>1,34</td><td>14,74</td><td>0,45</td><td>0,60</td><td>6,63</td><td>0,00</td><td>6,63</td><td></td></tr><tr><td rowspan="3">JANVIER</td><td>1</td><td>1,26</td><td>12,60</td><td>0,45</td><td>0,57</td><td>5,67</td><td>37,00</td><td>0,00</td><td></td></tr><tr><td>2</td><td>2,00</td><td>20,00</td><td>0,45</td><td>1,46</td><td>14,60</td><td>8,50</td><td>6,10</td><td></td></tr><tr><td>3</td><td>1,42</td><td>14,20</td><td>0,45</td><td>0,64</td><td>6,39</td><td>11,50</td><td>0,00</td><td></td></tr><tr><td rowspan="3">FEVRIER</td><td>1</td><td>1,26</td><td>12,60</td><td>0,50</td><td>0,63</td><td>6,30</td><td>49,80</td><td>0,00</td><td></td></tr><tr><td>2</td><td>2,00</td><td>20,00</td><td>0,50</td><td>1,00</td><td>10,00</td><td>0,00</td><td>10,00</td><td></td></tr><tr><td>3</td><td>1,82</td><td>18,20</td><td>0,50</td><td>0,91</td><td>9,10</td><td>8,10</td><td>1,00</td><td></td></tr><tr><td rowspan="3">MARS</td><td>1</td><td>2,86</td><td>28,60</td><td>0,50</td><td>1,43</td><td>14,30</td><td>44,70</td><td>0,00</td><td></td></tr><tr><td>2</td><td>2,41</td><td>24,10</td><td>0,50</td><td>1,21</td><td>12,05</td><td>30,30</td><td>0,00</td><td></td></tr><tr><td>3</td><td>3,39</td><td>33,90</td><td>0,50</td><td>1,70</td><td>16,95</td><td>0,50</td><td>16,45</td><td></td></tr><tr><td rowspan="3">AVRIL</td><td>1</td><td>2,98</td><td>29,80</td><td>0,55</td><td>1,64</td><td>16,39</td><td>6,20</td><td>10,19</td><td></td></tr><tr><td>2</td><td>3,58</td><td>35,80</td><td>0,55</td><td>1,97</td><td>19,69</td><td>27,60</td><td>0,00</td><td></td></tr><tr><td>3</td><td>3,20</td><td>32,00</td><td>0,55</td><td>1,76</td><td>17,60</td><td>36,20</td><td>0,00</td><td></td></tr><tr><td rowspan="3">MAI</td><td>1</td><td>3,31</td><td>33,10</td><td>0,55</td><td>1,82</td><td>18,21</td><td>9,80</td><td>8,41</td><td></td></tr><tr><td>2</td><td>4,33</td><td>43,30</td><td>0,55</td><td>2,38</td><td>23,82</td><td>26,20</td><td>0,00</td><td></td></tr><tr><td>3</td><td>4,52</td><td>45,20</td><td>0,55</td><td>2,49</td><td>24,86</td><td>4,60</td><td>20,26</td><td></td></tr><tr><td rowspan="3">JUIN</td><td>1</td><td>5,10</td><td>51,00</td><td>0,55</td><td>2,81</td><td>28,05</td><td>0,00</td><td>28,05</td><td></td></tr><tr><td>2</td><td>5,69</td><td>28,45</td><td>0,55</td><td>3,13</td><td>15,65</td><td>0,00</td><td>15,65</td><td></td></tr><tr><td>3</td><td>5,51</td><td>55,10</td><td>0,55</td><td>3,03</td><td>30,31</td><td>0,00</td><td>30,31</td><td></td></tr><tr><td rowspan="3">JUILLET</td><td>1</td><td>5,58</td><td>55,80</td><td>0,55</td><td>3,07</td><td>30,69</td><td>0,00</td><td>30,69</td><td></td></tr><tr><td>2</td><td>5,75</td><td>57,50</td><td>0,55</td><td>3,16</td><td>31,63</td><td>0,00</td><td>31,63</td><td></td></tr><tr><td>3</td><td>6,47</td><td>64,70</td><td>0,55</td><td>3,56</td><td>35,59</td><td>0,00</td><td>35,59</td><td></td></tr><tr><td rowspan="3">AOUT</td><td>1</td><td>6,23</td><td>62,30</td><td>0,60</td><td>3,74</td><td>37,38</td><td>0,00</td><td>37,38</td><td></td></tr><tr><td>2</td><td>5,69</td><td>56,90</td><td>0,60</td><td>3,41</td><td>34,14</td><td>0,00</td><td>34,14</td><td></td></tr><tr><td>3</td><td>6,01</td><td>60,10</td><td>0,60</td><td>3,61</td><td>36,06</td><td>0,00</td><td>36,06</td><td></td></tr><tr><td colspan="2">Total</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr></tbody></table>

Système d'irrigation : IRRIGATION LOCALISEE / Campagne : 2017-2018

<table><thead><tr><th rowspan="2">Mois</th><th rowspan="2">O-GR</th><th rowspan="2">Décade</th><th colspan="2">Expo-transpiration de référence (ETo)</th><th rowspan="2">Coefficient cultural décadie (K<sub>0</sub>)</th><th colspan="2">ETM</th><th rowspan="2">Pluie totale</th><th rowspan="2">Besoins nets en eau d'irrigation</th></tr><tr><th>mm/ jour</th><th>mm/ décade</th><th>mm/ jour</th><th>mm/ décade</th><th>mm</th><th>mm</th></tr></thead><tbody><tr><td rowspan="3">SEPTEMBRE</td><td>1</td><td>5,21</td><td>52,10</td><td>0,50</td><td>2,61</td><td>26,05</td><td>0,00</td><td>26,05</td><td></td></tr><tr><td>2</td><td>4,51</td><td>45,10</td><td>0,50</td><td>2,26</td><td>22,55</td><td>0,00</td><td>22,55</td><td></td></tr><tr><td>3</td><td>3,78</td><td>37,80</td><td>0,50</td><td>1,89</td><td>18,90</td><td>0,00</td><td>18,90</td><td></td></tr><tr><td rowspan="3">OCTOBRE</td><td>1</td><td>4,16</td><td>41,60</td><td>0,50</td><td>2,08</td><td>20,80</td><td>0,00</td><td>20,80</td><td></td></tr><tr><td>2</td><td>3,43</td><td>34,30</td><td>0,50</td><td>1,72</td><td>17,15</td><td>0,00</td><td>17,15</td><td></td></tr><tr><td>3</td><td>3,08</td><td>30,80</td><td>0,50</td><td>1,54</td><td>15,40</td><td>0,00</td><td>15,40</td><td></td></tr><tr><td rowspan="3">NOVEMBRE</td><td>1</td><td>2,30</td><td>23,00</td><td>0,50</td><td>1,15</td><td>11,50</td><td>0,00</td><td>11,50</td><td></td></tr><tr><td>2</td><td>1,72</td><td>17,20</td><td>0,50</td><td>0,86</td><td>8,60</td><td>0,00</td><td>8,60</td><td></td></tr><tr><td>3</td><td>1,60</td><td>16,00</td><td>0,50</td><td>0,80</td><td>8,00</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td rowspan="3">DECEMBRE</td><td>1</td><td>1,16</td><td>11,60</td><td>0,50</td><td>0,58</td><td>5,80</td><td>6,00</td><td>0,00</td><td></td></tr><tr><td>2</td><td>0,98</td><td>9,80</td><td>0,50</td><td>0,49</td><td>4,90</td><td>35,60</td><td>0,00</td><td></td></tr><tr><td>3</td><td>1,34</td><td>14,74</td><td>0,50</td><td>0,67</td><td>7,37</td><td>0,00</td><td>7,37</td><td></td></tr><tr><td rowspan="3">JANVIER</td><td>1</td><td>1,26</td><td>12,60</td><td>0,50</td><td>0,63</td><td>6,30</td><td>37,00</td><td>0,00</td><td></td></tr><tr><td>2</td><td>2,00</td><td>20,00</td><td>0,50</td><td>1,46</td><td>14,60</td><td>8,50</td><td>6,10</td><td></td></tr><tr><td>3</td><td>1,42</td><td>14,20</td><td>0,50</td><td>0,71</td><td>7,10</td><td>11,50</td><td>0,00</td><td></td></tr><tr><td rowspan="3">FEVRIER</td><td>1</td><td>1,26</td><td>12,60</td><td>0,40</td><td>0,50</td><td>5,04</td><td>49,80</td><td>0,00</td><td></td></tr><tr><td>2</td><td>2,00</td><td>20,00</td><td>0,40</td><td>0,80</td><td>8,00</td><td>0,00</td><td>8,00</td><td></td></tr><tr><td>3</td><td>1,82</td><td>18,20</td><td>0,40</td><td>0,73</td><td>7,28</td><td>8,10</td><td>0,00</td><td></td></tr><tr><td rowspan="3">MARS</td><td>1</td><td>2,86</td><td>28,60</td><td>0,45</td><td>1,29</td><td>12,87</td><td>44,70</td><td>0,00</td><td></td></tr><tr><td>2</td><td>2,41</td><td>24,10</td><td>0,45</td><td>1,08</td><td>10,85</td><td>30,30</td><td>0,00</td><td></td></tr><tr><td>3</td><td>3,39</td><td>33,90</td><td>0,45</td><td>1,53</td><td>15,26</td><td>0,50</td><td>14,76</td><td></td></tr><tr><td rowspan="3">AVRIL</td><td>1</td><td>2,98</td><td>29,80</td><td>0,45</td><td>1,34</td><td>13,41</td><td>6,20</td><td>7,21</td><td></td></tr><tr><td>2</td><td>3,58</td><td>35,80</td><td>0,45</td><td>1,61</td><td>16,11</td><td>27,60</td><td>0,00</td><td></td></tr><tr><td>3</td><td>3,20</td><td>32,00</td><td>0,45</td><td>1,44</td><td>14,40</td><td>36,20</td><td>0,00</td><td></td></tr><tr><td rowspan="3">MAI</td><td>1</td><td>3,31</td><td>33,10</td><td>0,50</td><td>1,66</td><td>16,55</td><td>9,80</td><td>6,75</td><td></td></tr><tr><td>2</td><td>4,33</td><td>43,30</td><td>0,50</td><td>2,17</td><td>21,65</td><td>26,20</td><td>0,00</td><td></td></tr><tr><td>3</td><td>4,52</td><td>45,20</td><td>0,50</td><td>2,26</td><td>22,60</td><td>4,60</td><td>18,00</td><td></td></tr><tr><td rowspan="3">JUIN</td><td>1</td><td>5,10</td><td>51,00</td><td>0,55</td><td>2,81</td><td>28,05</td><td>0,00</td><td>28,05</td><td></td></tr><tr><td>2</td><td>5,69</td><td>28,45</td><td>0,55</td><td>3,13</td><td>15,65</td><td>0,00</td><td>15,65</td><td></td></tr><tr><td>3</td><td>5,51</td><td>55,10</td><td>0,55</td><td>3,03</td><td>30,31</td><td>0,00</td><td>30,31</td><td></td></tr><tr><td rowspan="3">JUILLET</td><td>1</td><td>5,58</td><td>55,80</td><td>0,55</td><td>3,07</td><td>30,69</td><td>0,00</td><td>30,69</td><td></td></tr><tr><td>2</td><td>5,75</td><td>57,50</td><td>0,55</td><td>3,16</td><td>31,63</td><td>0,00</td><td>31,63</td><td></td></tr><tr><td>3</td><td>6,47</td><td>64,70</td><td>0,55</td><td>3,56</td><td>35,59</td><td>0,00</td><td>35,59</td><td></td></tr><tr><td rowspan="3">AOUT</td><td>1</td><td>6,23</td><td>62,30</td><td>0,55</td><td>3,43</td><td>34,27</td><td>0,00</td><td>34,27</td><td></td></tr><tr><td>2</td><td>5,69</td><td>56,90</td><td>0,55</td><td>3,13</td><td>31,30</td><td>0,00</td><td>31,30</td><td></td></tr><tr><td>3</td><td>6,01</td><td>60,10</td><td>0,55</td><td>3,31</td><td>33,06</td><td>0,00</td><td>33,06</td><td></td></tr><tr><td colspan="2">Total</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr></tbody></table>
Annexe 10 (suite 7)

Canevas de calculs des besoins eau pour les principales cultures du périmètre du Tadla :
Culture : MARAICHAGE (Pomme de Terre)

Système d'irrigation : GRAVITAIRE / Campagne : 2016-2017

<table><thead><tr><th rowspan="2">Mois<br>GR</th><th rowspan="2">P di-<br>de<br>Décade</th><th colspan="2">Exapo-transpiration de<br>référence (ETo)</th><th rowspan="2">Coefficient<br>cultural<br>décadaie (K<sub>c</sub>)</th><th colspan="2">ETM</th><th rowspan="2">Pluie totale</th><th rowspan="2">Besoins nets en eau<br>d'irrigation</th></tr><tr><th>mm/ jour</th><th>mm/ décade</th><th>mm/ jour</th><th>mm/ décade</th><th>mm</th><th>mm</th></tr></thead><tbody><tr><td>FEVRIER</td><td>3</td><td>1,47</td><td>8,82</td><td>0,50</td><td>0,74</td><td>4,41</td><td>37,30</td><td>0,00</td></tr><tr><td rowspan="3">MARS</td><td>1</td><td>2,89</td><td>23,12</td><td>0,80</td><td>2,31</td><td>18,50</td><td>0,00</td><td>18,50</td></tr><tr><td>2</td><td>3,14</td><td>25,12</td><td>0,80</td><td>2,51</td><td>20,10</td><td>0,00</td><td>30,14</td></tr><tr><td>3</td><td>3,41</td><td>34,10</td><td>1,20</td><td>4,09</td><td>40,92</td><td>6,20</td><td>34,72</td></tr><tr><td rowspan="3">AVRIL</td><td>1</td><td>4,34</td><td>43,40</td><td>1,20</td><td>5,21</td><td>52,08</td><td>0,00</td><td>52,08</td></tr><tr><td>2</td><td>4,89</td><td>48,90</td><td>1,20</td><td>5,87</td><td>58,68</td><td>0,00</td><td>58,68</td></tr><tr><td>3</td><td>4,18</td><td>41,80</td><td>1,20</td><td>5,02</td><td>50,16</td><td>30,40</td><td>19,76</td></tr><tr><td rowspan="3">MAI</td><td>1</td><td>5,24</td><td>52,40</td><td>1,20</td><td>6,29</td><td>62,88</td><td>0,00</td><td>62,88</td></tr><tr><td>2</td><td>6,04</td><td>60,40</td><td>1,20</td><td>7,25</td><td>72,48</td><td>0,00</td><td>72,48</td></tr><tr><td>3</td><td>5,48</td><td>54,80</td><td>1,20</td><td>6,58</td><td>65,76</td><td>0,00</td><td>65,76</td></tr><tr><td rowspan="2">JUIN</td><td>1</td><td>6,08</td><td>60,80</td><td>1,20</td><td>7,30</td><td>72,96</td><td>0,00</td><td>72,96</td></tr><tr><td>2</td><td>6,46</td><td>64,60</td><td>1,20</td><td>7,75</td><td>77,52</td><td>5,00</td><td>72,52</td></tr><tr><td>Total</td><td></td><td>-</td><td>518,26</td><td>-</td><td>-</td><td>596,44</td><td>289,20</td><td>560,48</td></tr></tbody></table>

Système d'irrigation : IRRIGATION LOCALISEE / Campagne : 2016-2017

<table><thead><tr><th rowspan="2">Mois<br>GR</th><th rowspan="2">P di-<br>de<br>Décade</th><th colspan="2">Exapo-transpiration de<br>référence (ETo)</th><th rowspan="2">Coefficient<br>cultural<br>décadaie (K<sub>c</sub>)</th><th colspan="2">ETM</th><th rowspan="2">Pluie totale</th><th rowspan="2">Besoins nets en eau<br>d'irrigation</th></tr><tr><th>mm/ jour</th><th>mm/ décade</th><th>mm/ jour</th><th>mm/ décade</th><th>mm</th><th>mm</th></tr></thead><tbody><tr><td>FEVRIER</td><td>3</td><td>1,47</td><td>8,82</td><td>0,50</td><td>0,74</td><td>4,41</td><td>37,30</td><td>0,00</td></tr><tr><td rowspan="3">MARS</td><td>1</td><td>2,89</td><td>23,12</td><td>0,80</td><td>2,31</td><td>18,50</td><td>0,00</td><td>18,50</td></tr><tr><td>2</td><td>3,14</td><td>25,12</td><td>0,80</td><td>2,51</td><td>20,10</td><td>0,00</td><td>20,10</td></tr><tr><td>3</td><td>3,41</td><td>34,10</td><td>0,80</td><td>2,73</td><td>27,28</td><td>6,20</td><td>21,08</td></tr><tr><td rowspan="3">AVRIL</td><td>1</td><td>4,34</td><td>43,40</td><td>1,20</td><td>5,21</td><td>52,08</td><td>0,00</td><td>52,08</td></tr><tr><td>2</td><td>4,89</td><td>48,90</td><td>1,20</td><td>5,87</td><td>58,68</td><td>0,00</td><td>58,68</td></tr><tr><td>3</td><td>4,18</td><td>41,80</td><td>1,20</td><td>5,02</td><td>50,16</td><td>30,40</td><td>19,76</td></tr><tr><td rowspan="3">MAI</td><td>1</td><td>5,24</td><td>52,40</td><td>1,20</td><td>6,29</td><td>62,88</td><td>0,00</td><td>62,88</td></tr><tr><td>2</td><td>6,04</td><td>60,40</td><td>1,20</td><td>7,25</td><td>72,48</td><td>0,00</td><td>72,48</td></tr><tr><td>3</td><td>5,48</td><td>54,80</td><td>1,20</td><td>6,58</td><td>65,76</td><td>0,00</td><td>65,76</td></tr><tr><td rowspan="2">JUIN</td><td>1</td><td>6,08</td><td>60,80</td><td>1,20</td><td>7,30</td><td>72,96</td><td>0,00</td><td>72,96</td></tr><tr><td>2</td><td>6,46</td><td>64,60</td><td>0,55</td><td>3,55</td><td>35,53</td><td>5,00</td><td>30,53</td></tr><tr><td>Total</td><td></td><td>-</td><td>518,26</td><td>-</td><td>-</td><td>540,81</td><td>289,20</td><td>494,80</td></tr></tbody></table>
Annexe 11

# Evaluations comparatives des besoins en eau entre situation de référence actuelle et la situation projetée à l'horizon 2050 pour le périmètre du Tadla

## Cultures : Betterave à sucre ; cultures fourragères (Luzerne)

### Culture :Betterave à sucre

<table><thead><tr><th rowspan="2">BS<br>Mois</th><th colspan="5">Situation actuelle<br>Année de référence: 2018</th><th colspan="5">Situation projetée<br>Année à l'horizon: 2050</th><th colspan="2">Ecarts en total besoins<br>nets eau irrigation [(2)]</th></tr><tr><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th><th>Volume (mm)</th><th>%</th></tr></thead><tbody><tr><td>NOVEMBRE</td><td>14,00</td><td>0,16</td><td>2,24</td><td>0,00</td><td>2,24</td><td>17,92</td><td>0,16</td><td>2,87</td><td>0,00</td><td>2,87</td><td>0,63</td><td>28,00%</td></tr><tr><td>DECEMBRE</td><td>38,96</td><td>1,10</td><td>42,86</td><td>0,00</td><td>42,86</td><td>49,87</td><td>1,10</td><td>54,86</td><td>0,00</td><td>54,86</td><td>12,00</td><td>28,00%</td></tr><tr><td>JANVIER</td><td>45,65</td><td>1,15</td><td>52,50</td><td>10,50</td><td>42,00</td><td>58,43</td><td>1,15</td><td>67,20</td><td>10,19</td><td>57,00</td><td>15,01</td><td>35,73%</td></tr><tr><td>FEVRIER</td><td>56,72</td><td>1,18</td><td>67,12</td><td>37,00</td><td>30,12</td><td>72,60</td><td>1,18</td><td>85,91</td><td>35,92</td><td>49,99</td><td>19,87</td><td>65,98%</td></tr><tr><td>MARS</td><td>87,80</td><td>1,20</td><td>105,36</td><td>54,20</td><td>51,16</td><td>112,38</td><td>1,20</td><td>134,86</td><td>52,62</td><td>82,24</td><td>31,08</td><td>60,75%</td></tr><tr><td>AVRIL</td><td>115,95</td><td>1,20</td><td>139,14</td><td>10,30</td><td>128,84</td><td>148,42</td><td>1,20</td><td>178,10</td><td>10,00</td><td>168,10</td><td>39,26</td><td>30,47%</td></tr><tr><td>MAI</td><td>136,62</td><td>1,20</td><td>163,94</td><td>32,30</td><td>131,64</td><td>174,87</td><td>1,20</td><td>209,85</td><td>31,36</td><td>178,49</td><td>46,85</td><td>35,58%</td></tr><tr><td>JUIN</td><td>58,48</td><td>1,20</td><td>70,18</td><td>0,00</td><td>70,18</td><td>74,85</td><td>1,20</td><td>89,83</td><td>0,00</td><td>89,83</td><td>19,65</td><td>28,00%</td></tr><tr><td>JUILLET</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>AOUT</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr></tbody><tfoot><tr><td>Total</td><td>554,18</td><td></td><td>144,30</td><td>499,03</td><td>709,35</td><td></td><td></td><td>140,10</td><td>683,37</td><td>184,34</td><td>36,94%</td></tr></tfoot></table>

### Culture : Luzerne

Luzerne

<table><thead><tr><th rowspan="2">Lz<br>Mois</th><th colspan="5">Situation actuelle<br>Année de référence: 2018</th><th colspan="5">Situation projetée<br>Année à l'horizon: 2050</th><th colspan="2">Ecarts en total besoins<br>nets eau irrigation [(2)]</th></tr><tr><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th><th>Volume (mm)</th><th>%</th></tr></thead><tbody><tr><td>SEPTEMBRE</td><td>127,10</td><td>0,57</td><td>72,45</td><td>0,00</td><td>72,45</td><td>161,97</td><td>0,57</td><td>92,33</td><td>0,00</td><td>92,33</td><td>19,88</td><td>27,44%</td></tr><tr><td>OCTOBRE</td><td>92,77</td><td>0,44</td><td>40,55</td><td>31,00</td><td>9,55</td><td>118,22</td><td>0,44</td><td>51,67</td><td>29,86</td><td>21,81</td><td>12,26</td><td>128,45%</td></tr><tr><td>NOVEMBRE</td><td>46,80</td><td>0,45</td><td>21,06</td><td>64,90</td><td>0,00</td><td>59,64</td><td>0,45</td><td>26,84</td><td>62,52</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>DECEMBRE</td><td>34,18</td><td>0,45</td><td>15,38</td><td>45,60</td><td>0,00</td><td>43,56</td><td>0,45</td><td>19,60</td><td>43,93</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>JANVIER</td><td>45,60</td><td>0,56</td><td>25,76</td><td>43,90</td><td>0,00</td><td>58,11</td><td>0,56</td><td>32,82</td><td>42,29</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>FEVRIER</td><td>51,10</td><td>0,48</td><td>24,47</td><td>62,20</td><td>0,00</td><td>65,12</td><td>0,48</td><td>31,18</td><td>59,92</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>MARS</td><td>94,40</td><td>0,75</td><td>70,80</td><td>6,20</td><td>64,60</td><td>120,30</td><td>0,75</td><td>90,23</td><td>5,97</td><td>84,25</td><td>19,65</td><td>30,42%</td></tr><tr><td>AVRIL</td><td>134,10</td><td>0,85</td><td>113,99</td><td>30,40</td><td>83,59</td><td>170,89</td><td>0,85</td><td>145,26</td><td>29,29</td><td>115,97</td><td>32,39</td><td>38,75%</td></tr><tr><td>MAI</td><td>167,60</td><td>0,85</td><td>142,46</td><td>0,00</td><td>142,46</td><td>213,59</td><td>0,85</td><td>181,55</td><td>0,00</td><td>181,55</td><td>39,09</td><td>27,44%</td></tr><tr><td>JUIN</td><td>157,70</td><td>0,85</td><td>134,05</td><td>5,00</td><td>129,05</td><td>200,97</td><td>0,85</td><td>170,82</td><td>4,82</td><td>166,01</td><td>36,96</td><td>28,64%</td></tr><tr><td>JUILLET</td><td>196,90</td><td>0,78</td><td>152,64</td><td>0,00</td><td>152,64</td><td>250,93</td><td>0,78</td><td>194,52</td><td>0,00</td><td>194,52</td><td>41,88</td><td>27,44%</td></tr><tr><td>AOUT</td><td>182,00</td><td>0,80</td><td>145,60</td><td>0,00</td><td>145,60</td><td>231,94</td><td>0,80</td><td>185,55</td><td>0,00</td><td>185,55</td><td>39,95</td><td>27,44%</td></tr></tbody><tfoot><tr><td>Total</td><td>1 330,25</td><td></td><td>289,20</td><td>799,93</td><td>1 695,25</td><td></td><td></td><td>278,60</td><td>1 041,99</td><td>242,07</td><td>30,26%</td></tr></tfoot></table>
Annexe II (suite 1)

Evaluations comparatives des besoins en eau entre situation de référence actuelle et la situation projetée à l'horizon 2050 pour le périmètre du Tadla Cultures : Céréales d'automne (blés) ; maïs ensilage ; maraichage (Pomme de Terre)

Culture : Céréales d'automne (Blés)

<table><thead><tr><th rowspan="3">CA<br>Mois</th><th colspan="5">Situation actuelle</th><th colspan="5">Situation projetée</th><th colspan="2">Ecarts en total besoins<br>nets eau irrigation [(2)<br>/ (1)]</th></tr><tr><th colspan="4">Année de référence: 2018</th><th rowspan="2">Besoins nets<br>eau irrigation<br>(mm) (1)</th><th colspan="4">Année à l'horizon: 2050</th><th rowspan="2">Volume (mm)</th><th rowspan="2">%</th></tr><tr><th>ETo (mm)</th><th>Coefficient<br>cutural</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>ETo (mm)</th><th>Coefficient<br>cutural</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets<br>eau irrigation<br>(mm) (2)</th></tr></thead><tbody><tr><td>nov.</td><td>46,80</td><td>0,06</td><td>2,59</td><td>46,60</td><td>0,00</td><td>59,44</td><td>0,06</td><td>3,29</td><td>44,81</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>déc.</td><td>34,18</td><td>0,45</td><td>15,38</td><td>45,60</td><td>0,00</td><td>43,41</td><td>0,45</td><td>19,53</td><td>43,85</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>janv.</td><td>45,60</td><td>0,62</td><td>28,24</td><td>43,90</td><td>0,00</td><td>57,91</td><td>0,62</td><td>35,86</td><td>42,21</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>févr.</td><td>51,10</td><td>0,75</td><td>38,33</td><td>62,20</td><td>0,00</td><td>64,90</td><td>0,75</td><td>48,67</td><td>59,81</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>mars</td><td>94,40</td><td>0,86</td><td>81,03</td><td>6,20</td><td>74,83</td><td>119,89</td><td>0,86</td><td>102,91</td><td>5,96</td><td>96,95</td><td>22,12</td><td>29,56%</td></tr><tr><td>avr.</td><td>134,10</td><td>1,05</td><td>140,81</td><td>30,40</td><td>110,41</td><td>170,31</td><td>1,05</td><td>178,82</td><td>29,23</td><td>149,59</td><td>39,19</td><td>35,49%</td></tr><tr><td>mai</td><td>167,60</td><td>1,05</td><td>175,98</td><td>0,00</td><td>175,98</td><td>212,85</td><td>1,05</td><td>223,49</td><td>0,00</td><td>223,49</td><td>47,51</td><td>27,00%</td></tr><tr><td>juin</td><td>93,10</td><td>0,84</td><td>78,38</td><td>5,00</td><td>73,38</td><td>118,24</td><td>0,84</td><td>99,54</td><td>4,81</td><td>94,73</td><td>21,35</td><td>29,10%</td></tr></tbody><tfoot><tr><td>Total</td><td>666,88</td><td>-</td><td>560,72</td><td>239,90</td><td>434,59</td><td>846,94</td><td>-</td><td>712,11</td><td>230,67</td><td>564,76</td><td>130,17</td><td>29,95%</td></tr></tfoot></table>

Culture : Mais ensilage

Mais

<table><thead><tr><th rowspan="3">Mi<br>Mois</th><th colspan="5">Situation actuelle</th><th colspan="5">Situation projetée</th><th colspan="2">Ecarts en total besoins<br>nets eau irrigation [(2)<br>/ (1)]</th></tr><tr><th colspan="4">Année de référence: 2018</th><th rowspan="2">Besoins nets</th><th colspan="4">Année à l'horizon: 2050</th><th rowspan="2">Volume (mm)</th><th rowspan="2">%</th></tr><tr><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th></tr></thead><tbody><tr><td>MARS</td><td>46,68</td><td>0,68</td><td>31,56</td><td>66,50</td><td>0,00</td><td>59,75</td><td>0,68</td><td>40,40</td><td>64,56</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>AVRIL</td><td>113,80</td><td>1,20</td><td>136,56</td><td>3,20</td><td>133,36</td><td>145,66</td><td>1,20</td><td>174,80</td><td>3,11</td><td>171,69</td><td>38,33</td><td>28,74%</td></tr><tr><td>MAI</td><td>141,90</td><td>1,20</td><td>170,28</td><td>16,50</td><td>153,78</td><td>181,63</td><td>1,20</td><td>217,96</td><td>16,02</td><td>201,94</td><td>48,16</td><td>31,32%</td></tr><tr><td>JUIN</td><td>141,45</td><td>1,20</td><td>169,74</td><td>2,90</td><td>166,84</td><td>181,06</td><td>1,20</td><td>217,27</td><td>2,82</td><td>214,45</td><td>47,61</td><td>28,54%</td></tr><tr><td>JUILLET</td><td>60,00</td><td>0,60</td><td>36,00</td><td>0,00</td><td>36,00</td><td>76,80</td><td>0,60</td><td>46,08</td><td>0,00</td><td>46,08</td><td>10,08</td><td>28,00%</td></tr></tbody><tfoot><tr><td>Total</td><td>503,83</td><td>-</td><td>89,10</td><td>489,98</td><td>-</td><td>644,90</td><td>-</td><td>86,50</td><td>634,16</td><td>-</td><td>144,18</td><td>29%</td></tr></tfoot></table>

Culture : Pomme de Terre

Pdt

<table><thead><tr><th rowspan="3">pd<br>Mois</th><th colspan="5">Situation actuelle</th><th colspan="5">Situation projetée</th><th colspan="2">Ecarts en total besoins<br>nets eau irrigation [(2)<br>/ (1)]</th></tr><tr><th colspan="4">Année de référence: 2018</th><th rowspan="2">Besoins nets</th><th colspan="4">Année à l'horizon: 2050</th><th rowspan="2">Volume (mm)</th><th rowspan="2">%</th></tr><tr><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th></tr></thead><tbody><tr><td>FEVRIER</td><td>8,82</td><td>0,50</td><td>4,41</td><td>37,30</td><td>0,00</td><td>11,24</td><td>0,50</td><td>5,62</td><td>35,87</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>MARS</td><td>82,34</td><td>0,97</td><td>79,51</td><td>6,20</td><td>73,31</td><td>104,93</td><td>0,97</td><td>101,33</td><td>5,96</td><td>95,37</td><td>22,06</td><td>30,08%</td></tr><tr><td>AVRIL</td><td>134,10</td><td>1,20</td><td>160,92</td><td>30,40</td><td>130,52</td><td>170,89</td><td>1,20</td><td>205,07</td><td>29,23</td><td>175,84</td><td>45,32</td><td>34,73%</td></tr><tr><td>MAI</td><td>167,60</td><td>1,20</td><td>201,12</td><td>0,00</td><td>201,12</td><td>213,59</td><td>1,20</td><td>256,30</td><td>0,00</td><td>256,30</td><td>55,18</td><td>27,44%</td></tr><tr><td>JUIN</td><td>125,40</td><td>1,20</td><td>150,48</td><td>5,00</td><td>145,48</td><td>159,81</td><td>1,20</td><td>191,77</td><td>4,81</td><td>186,96</td><td>41,48</td><td>28,51%</td></tr><tr><td>JUILLET</td><td>196,90</td><td>1,20</td><td>236,28</td><td>0,00</td><td>236,28</td><td>250,93</td><td>1,20</td><td>301,11</td><td>0,00</td><td>301,11</td><td>64,83</td><td>27,44%</td></tr></tbody><tfoot><tr><td>Total</td><td>715,16</td><td>-</td><td>78,90</td><td>786,71</td><td>-</td><td>911,39</td><td>-</td><td>75,87</td><td>1015,59</td><td>-</td><td>228,88</td><td>29,09%</td></tr></tfoot></table>
Annexe 11 (suite 2)

Evaluations comparatives des besoins en eau entre situation de référence actuelle et la situation projetée à l'horizon 2050 pour le périmètre du Tadla Cultures : Vergers d'arboriculture fruitière (Agrumes ; Olivier)

Culture: Agrumes

Agrumes

<table><thead><tr><th rowspan="2">Ag<br>Mois</th><th colspan="5">Situation actuelle<br>Année de référence: 2018</th><th colspan="5">Situation projetée<br>Année à l'horizon: 2050</th><th colspan="2">Ecarts en total besoins<br>nets eau irrigation [(2)]</th></tr><tr><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th><th>Volume (mm)</th><th>%</th></tr></thead><tbody><tr><td>SEPTEMBRE</td><td>135,00</td><td>0,75</td><td>101,25</td><td>0,00</td><td>101,25</td><td>174,78</td><td>0,75</td><td>131,08</td><td>0,00</td><td>131,08</td><td>29,83</td><td>29,46%</td></tr><tr><td>OCTOBRE</td><td>109,78</td><td>0,72</td><td>78,96</td><td>0,00</td><td>78,96</td><td>142,12</td><td>0,72</td><td>102,22</td><td>0,00</td><td>102,22</td><td>23,26</td><td>29,46%</td></tr><tr><td>NOVEMBRE</td><td>56,20</td><td>0,70</td><td>39,34</td><td>36,00</td><td>3,34</td><td>72,76</td><td>0,70</td><td>50,93</td><td>34,98</td><td>15,95</td><td>12,61</td><td>3,5 fois</td></tr><tr><td>DECEMBRE</td><td>36,14</td><td>0,70</td><td>25,30</td><td>41,60</td><td>0,00</td><td>46,79</td><td>0,70</td><td>32,75</td><td>40,43</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>JANVIER</td><td>46,80</td><td>0,71</td><td>33,36</td><td>57,00</td><td>0,00</td><td>60,59</td><td>0,71</td><td>43,19</td><td>55,39</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>FEVRIER</td><td>50,80</td><td>0,70</td><td>35,56</td><td>57,90</td><td>0,00</td><td>65,77</td><td>0,70</td><td>46,04</td><td>56,27</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>MARS</td><td>86,60</td><td>0,70</td><td>60,62</td><td>75,50</td><td>0,00</td><td>112,11</td><td>0,70</td><td>78,48</td><td>73,37</td><td>5,11</td><td>5,11</td><td></td></tr><tr><td>AVRIL</td><td>97,60</td><td>0,72</td><td>70,27</td><td>70,00</td><td>0,27</td><td>126,36</td><td>0,72</td><td>90,98</td><td>68,02</td><td>22,95</td><td>22,68</td><td>8,3 fois</td></tr><tr><td>MAI</td><td>121,60</td><td>0,73</td><td>88,77</td><td>40,60</td><td>48,17</td><td>157,43</td><td>0,73</td><td>114,92</td><td>39,45</td><td>75,47</td><td>27,30</td><td>56,68%</td></tr><tr><td>JUIN</td><td>134,55</td><td>0,75</td><td>100,91</td><td>0,00</td><td>100,91</td><td>174,19</td><td>0,75</td><td>130,64</td><td>0,00</td><td>130,64</td><td>29,73</td><td>29,46%</td></tr><tr><td>JUILLET</td><td>184,47</td><td>0,72</td><td>133,50</td><td>0,00</td><td>133,50</td><td>238,82</td><td>0,72</td><td>172,83</td><td>0,00</td><td>172,83</td><td>39,33</td><td>29,46%</td></tr><tr><td>AOUT</td><td>179,30</td><td>0,75</td><td>134,48</td><td>0,00</td><td>134,48</td><td>232,13</td><td>0,75</td><td>174,10</td><td>0,00</td><td>174,10</td><td>39,62</td><td>29,46%</td></tr></tbody><tfoot><tr><td>Total</td><td>1 238,84</td><td></td><td>902,31</td><td>378,60</td><td>600,88</td><td>1 603,84</td><td></td><td>1 168,16</td><td>367,91</td><td>830,36</td><td>229,48</td><td>38,19%</td></tr></tfoot></table>

Culture : Olivier

Olivier

<table><thead><tr><th rowspan="2">OI<br>Mois</th><th colspan="5">Situation actuelle<br>Année de référence: 2018</th><th colspan="5">Situation projetée<br>Année à l'horizon: 2050</th><th colspan="2">Ecarts en total besoins<br>nets eau irrigation [(2)]</th></tr><tr><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th><th>ETo (mm)</th><th>Coefficient</th><th>ETM (mm)</th><th>Pluie (mm)</th><th>Besoins nets</th><th>Volume (mm)</th><th>%</th></tr></thead><tbody><tr><td>SEPTEMBRE</td><td>135,00</td><td>0,55</td><td>74,25</td><td>0,00</td><td>74,25</td><td>174,78</td><td>0,55</td><td>96,13</td><td>0,00</td><td>96,13</td><td>21,88</td><td>29,46%</td></tr><tr><td>OCTOBRE</td><td>109,78</td><td>0,49</td><td>53,35</td><td>0,00</td><td>53,35</td><td>142,12</td><td>0,49</td><td>69,07</td><td>0,00</td><td>69,07</td><td>15,72</td><td>29,46%</td></tr><tr><td>NOVEMBRE</td><td>56,20</td><td>0,45</td><td>25,29</td><td>36,00</td><td>0,00</td><td>72,76</td><td>0,45</td><td>32,74</td><td>34,98</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>DECEMBRE</td><td>36,14</td><td>0,45</td><td>16,26</td><td>41,60</td><td>0,00</td><td>46,79</td><td>0,45</td><td>21,05</td><td>40,43</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>JANVIER</td><td>46,80</td><td>0,57</td><td>26,66</td><td>57,00</td><td>0,00</td><td>60,59</td><td>0,57</td><td>34,51</td><td>55,39</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>FEVRIER</td><td>50,80</td><td>0,50</td><td>25,40</td><td>57,90</td><td>0,00</td><td>65,77</td><td>0,50</td><td>32,88</td><td>56,27</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>MARS</td><td>86,60</td><td>0,50</td><td>43,30</td><td>75,50</td><td>0,00</td><td>112,11</td><td>0,50</td><td>56,06</td><td>73,37</td><td>0,00</td><td>0,00</td><td></td></tr><tr><td>AVRIL</td><td>97,60</td><td>0,55</td><td>53,68</td><td>70,00</td><td>0,00</td><td>126,36</td><td>0,55</td><td>69,50</td><td>68,02</td><td>1,47</td><td>1,47</td><td></td></tr><tr><td>MAI</td><td>121,60</td><td>0,55</td><td>66,88</td><td>40,60</td><td>26,28</td><td>157,43</td><td>0,55</td><td>86,58</td><td>39,45</td><td>47,13</td><td>20,85</td><td>79,34%</td></tr><tr><td>JUIN</td><td>134,55</td><td>0,55</td><td>74,00</td><td>0,00</td><td>74,00</td><td>174,19</td><td>0,55</td><td>95,81</td><td>0,00</td><td>95,81</td><td>21,80</td><td>29,46%</td></tr><tr><td>JUILLET</td><td>184,47</td><td>0,53</td><td>97,90</td><td>0,00</td><td>97,90</td><td>238,82</td><td>0,53</td><td>126,74</td><td>0,00</td><td>126,74</td><td>28,84</td><td>29,46%</td></tr><tr><td>AOUT</td><td>179,30</td><td>0,60</td><td>107,58</td><td>0,00</td><td>107,58</td><td>232,13</td><td>0,60</td><td>139,28</td><td>0,00</td><td>139,28</td><td>31,70</td><td>29,46%</td></tr></tbody><tfoot><tr><td>Total</td><td>1 238,84</td><td></td><td>902,31</td><td>378,60</td><td>600,88</td><td>1 603,84</td><td></td><td>1 168,16</td><td>367,91</td><td>830,36</td><td>229,48</td><td>38,19%</td></tr></tfoot></table>