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Dioscorea alata Synonyms: Common Name(s): Greater yam; Chinese yam Family: Dioscoreaceae Growth Habit: Func. Annual/Biennial/Per Invasiveness: Noxious weed:FL Growing Days: 220 to 300 (days) Temperature:
Abs.Max=40° (C) | Opt.Max=32° (C) | Opt.Min=22° (C) | Abs.Min=15° (C) | Precipitation: 100 to 200 (cm.) Winter Minimum: 9° (C) Soil pH: 5.5 to 6.5 Soil Texture/Type: Light to medium textured soils Soil Drainage: Well Photoperiod Response: Short day Light Intensity: Bright to clear Comments: Tropical crop. Prefers deep soils of high fertility. Diseases: Anthrachose, Cercospora Uses: Environ. - ornamental, Food - vegetable, Food - starch Woodiness: Herbaceous Climate: Tropical-rainy Geographical Origin: Widely cultivated, Asia, Pantropics
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