## 5 Conclusions
\begin{table}
\begin{tabular}{c c c c c c c c c c} \hline \hline \multicolumn{2}{c}{**Treatment**} & \multicolumn{5}{c}{**Product Applied**} & \multicolumn{5}{c}{**Total Applied**} \\ \hline
**Crop** & **Soil** & **Code** & **AS** & **CAN** & **CaSO4** & **N** & **SO3** \\ \hline \multirow{8}{*}{clays} & \multirow{8}{*}{clays} & 0 & 0 & 0 & 0 & 0 & 0 & 0 \\ \cline{3-8}  & & CAN 50 & 0 & 1 & 1 & 0.26 & 0.47 \\ \cline{3-8}  & & CAN 75 & 0 & 1.5 & 1.5 & 0.39 & 0.70 \\ \cline{3-8}  & & CAN 100 & 0 & 2 & 2 & 0.52 & 0.93 \\ \cline{3-8}  & & CAN 125 & 0 & 2.5 & 2.5 & 0.65 & 1.16 \\ \cline{3-8}  & & AS 50 & 4.43 & 0 & 4.43 & 0.25 & 2.06 \\ \cline{3-8}  & & AS 75 & 6.64 & 0 & 6.64 & 0.37 & 3.09 \\ \cline{3-8}  & & 0 & 0 & 0 & 0 & 0 & 0 \\ \cline{3-8}  & & CAN 50 & 0 & 0.78 & 0.78 & 0.20 & 0.36 \\ \cline{3-8}  & & CAN 75 & 0 & 1.18 & 1.18 & 0.31 & 0.55 \\ \cline{3-8}  & & CAN 100 & 0 & 1.57 & 1.57 & 0.41 & 0.73 \\ \cline{3-8}  & & CAN 125 & 0 & 1.966 & 1.966 & 0.51 & 0.91 \\ \cline{3-8}  & & AS 50 & 3.49 & 0 & 3.49 & 0.19 & 1.62 \\ \cline{3-8}  & & AS 75 & 5.23 & 0 & 5.23 & 0.29 & 2.43 \\ \cline{3-8}  & & 0 & 0 & 1.77 & 0 & 0.82 \\ \cline{3-8}  & & CAN 50 & 0 & 0.726 & 1.77 & 0.19 & 0.82 \\ \cline{3-8}  & & CAN 75 & 0 & 1.09 & 1.77 & 0.28 & 0.82 \\ \cline{3-8}  & & CAN 100 & 0 & 1.45 & 1.77 & 0.38 & 0.82 \\ \cline{3-8}  & & CAN 125 & 0 & 1.81 & 1.77 & 0.47 & 0.82 \\ \cline{3-8}  & & AS 50 & 3.22 & 0 & 0.6 & 0.18 & 0.28 \\ \cline{3-8} grass & & AS 75 & 4.83 & 0 & 0 & 0.27 & 0 \\ \cline{3-8}  & & 0 & 0 & 1.77 & 0.00 & 0.82 \\ \cline{3-8}  & & CAN 50 & 0 & 0.726 & 1.77 & 0.19 & 0.82 \\ \cline{3-8}  & & CAN 75 & 0 & 1.09 & 1.77 & 0.28 & 0.82 \\ \cline{3-8}  & & CAN 100 & 0 & 1.45 & 1.77 & 0.38 & 0.82 \\ \cline{3-8}  & & CAN 125 & 0 & 1.81 & 1.77 & 0.47 & 0.82 \\ \cline{3-8}  & & AS 50 & 3.22 & 0 & 0.6 & 0.18 & 0.28 \\ \cline{3-8}  & & AS 75 & 4.83 & 0 & 0 & 0.27 & 0 \\ \cline{3-8}  & & & & & & & & \\ \hline \hline \end{tabular}
\end{table} 
Table 4: Two soil samples used in the greenhouse experiment. Characteristics of the four experimental fields and their soil layers (cm). Organic matter (OM) content in %, clay (<2 \(\mu\)m) %, silt (<50 \(\mu\)m) (%), CaCO3 (%), K-CaCl2 (mg K kg\({}^{-1}\)), P-CaCl2 (mg P kg\({}^{-1}\)), and water holding capacity (WHC) (ml water/kg ds), and extractable NO3 and NH4 (mg N kg\({}^{-1}\)) using 1 M KCl. For methods, see Table 1. \begin{table}
\begin{tabular}{c c c c c} \hline  & \multicolumn{4}{c}{**Soil Extractable N (kg of N ha\({}^{-1}\))**} \\ \hline
**Soil** & **Treatment** & **0–30** & **30–60** & **60–90** & **Sum** \\ \hline Maize 2021 & & & & \\ \hline Sand & CAN + S & 17 & 26 & 23 & 66 \\ \cline{2-5}  & AS & 17 & 25 & 21 & 63 \\ \hline Clay & CAN + S & 18 & 15 & 9 & 42 \\ \cline{2-5}  & AS & 19 & 16 & 10 & 45 \\ \hline Grass 2021 * & & & & \\ \hline Grass 2022 & & & & \\ \hline Sand & CAN + S & 26 & 28 & 8 & 62 \\ \cline{2-5}  & AS & 34 & 32 & 10 & 76 \\ \cline{2-5}  & Control & 8 & 14 & 4 & 26 \\ \hline Clay & CAN + S & 30 & 32 & 11 & 73 \\ \cline{2-5}  & AS & 35 & 39 & 12 & 86 \\ \cline{2-5}  & Control & 26 & 24 & 8 & 58 \\ \hline  & & & & & n.s. \\ \hline  & & & Soil Extractable S (kg of S ha\({}^{-1}\)) & & \\ \hline  & & 0–30 & 30–60 & 60–90 & Sum \\ \hline Sand & CAN + S & 340 & 167 & 17 & 524 \\ \cline{2-5}  & AS & 129 & 110 & 23 & 262 \\ \cline{2-5}  & Control & 29 & 28 & 14 & 71 \\ \hline Clay & CAN + S & 247 & 102 & 27 & 377 \\ \cline{2-5}  & AS & 160 & 97 & 33 & 290 \\ \cline{2-5}  & Control & 22 & 22 & 17 & 61 \\ \hline \end{tabular}
\end{table} 
Table 6: Chemical composition of fertilizers from APF used for ammonia emission experiments in November and December 2023, and which were sampled at APF at 27 October 2023. For methods see Table 22.