# Agrodatabase/21 - Crop Prontuary - Data/Yams

| Yams | Units | Average | Range | Valuation |
| CLIMATE | _____ | _____ | _____ | _____ |
| TEMPERATURE | _____ | _____ | _____ | _____ |
| AIR TEMPERATURE - optimize CULTIVATION | Cº | _____ | 23 a 25 | _____ |
| LIGHT | _____ | _____ | _____ | _____ |
| DAY SHORT | _____ | _____ | _____ | PREFER |
| WATER | _____ | _____ | _____ | _____ |
| MM. RAIN-annual minimum | mm | 1.000,0 | _____ | _____ |
| WATER - QUANTITY | mm | _____ | 400 mm de 3º a 5º mes | _____ |
| MM. CYCLE PLANT | mm | 1.500,0 | _____ | _____ |
| DEFICIT OF WATER-PERIODS CRITICS | _____ | _____ | 5 primeros meses | _____ |
| SOIL | _____ | _____ | _____ | _____ |
| PHYSICAL PROPERTIES SOIL | _____ | _____ | _____ | _____ |
| FRANCS - light | _____ | _____ | _____ | PREFER |
| deep soils | _____ | _____ | _____ | DEMANDING |
| SOIL WATER | _____ | _____ | _____ | _____ |
| DRAINED | _____ | _____ | _____ | VERY DEMANDING |
| PHYSICAL AND CHEMICAL PROPERTIES | _____ | _____ | _____ | _____ |
| pH optimal range | pH | _____ | 6 a 7 | _____ |
| MATTER ORGANIC - HUMUS | _____ | _____ | _____ | DEMANDING |
| NUTRITIONAL ELEMENTS | _____ | _____ | _____ | _____ |
| FERTILITY | _____ | _____ | _____ | DEMANDING |
| POTASSIUM-SOIL | _____ | _____ | _____ | DEMANDING |
| TECHNIQUES OF CULTIVATION | _____ | _____ | _____ | _____ |
| SEEDING-PLANTING | _____ | _____ | _____ | _____ |
| AVERAGE WEIGHT, GR | gr | 130,0 | 120-140 | _____ |
| No. bud cuttings-tuber | nº | _____ | 2-3 | _____ |
| PERIOD repose -rest | month | _____ | 3-6 | _____ |
| GERMINATION, TEMPERATURE OPTIMA | days | _____ | 20-60 | _____ |
| RIDGES, DISTANCE LOINS | m | 1,2 | 1-1,5 | _____ |
| RIDGES, DISTANCE PLANTS | cm | 60,0 | 50-70 | _____ |
| TUBERS depth cm | cm | _____ | 5-7 | _____ |
| WORK | _____ | _____ | _____ | _____ |
| N ° - WEEDING | nº | 3,0 | _____ | _____ |
| FARMING OPERATIONS | _____ | _____ | _____ | _____ |
| FASTENING, TUTORING AND DEFENSE | _____ | _____ | _____ | VERY DEMANDING |
| HEIGHT ground pole | m | 3,0 | _____ | _____ |
| HARVESTING WORK | _____ | _____ | _____ | _____ |
| START COLLECTING AGE | month | _____ | 9-10 | _____ |
| AVERAGE production tonnes / has. | ton/ha | 10,0 | _____ | _____ |
| Weight average | kg | 3,5 | 2 a 5 | _____ |
| TIME DURATION HARVEST | month | _____ | 2-3 | _____ |
| Cycle harvesting | month | 7,0 | _____ | _____ |
| POSTHARVEST-MARKETING | _____ | _____ | _____ | _____ |
| TEMPERATURE OF STORAGE | Cº | 7,0 | _____ | _____ |
| COMPOSITION FOOD | _____ | _____ | _____ | _____ |
| Water-Fresh product | gr | 70,0 | _____ | _____ |
| Dry matter-Fresh produce | gr | 30,0 | _____ | _____ |
| ENERGY-Fresh product | kcal | 118,0 | _____ | _____ |
| POWER-dry matter | kcal | 393,3 | _____ | _____ |
| Carbohydrates-Fresh produce | gr | 28,0 | _____ | _____ |
| Carbohydrates-Dry matter | % | 93,3 | _____ | _____ |
| SUGAR-Fresh product | gr | 0,5 | _____ | _____ |
| SUGAR-Dry matter | % | 1,7 | _____ | _____ |
| Dietary fiber-Fresh product | gr | 4,1 | _____ | _____ |
| Dietary fiber-Dry matter | % | 13,7 | _____ | _____ |
| FATS-Fresh product | gr | 0,2 | _____ | _____ |
| FATS-Dry matter | % | 0,6 | _____ | _____ |
| PROTEINS-Fresh product | gr | 1,5 | _____ | _____ |
| PROTEINS-Dry matter | % | 5,0 | _____ | _____ |