SORGHUM 1. Introduction: Ø Benefits of sorghum Ø Ecological requirements Sorghum is adapted to a wide range of environmental conditions and will produce significant yields under conditions that are unfavorable for most other cereals. Sorghum is particularly adapted to drought. Sorghum also tolerates waterlogging and can be grown in areas of high rainfall. It is, however , primarily a plant of hot, semi-arid tropical environments with rainfall from 250 mm that are too dry for maize but performs best with more than 900 mm annually. It is also grown widely in temperate regions and at altitudes of up to 2500 m in the tropics. Sorghum tolerates a wide range of temperatures. Sterility can occur when night temperatures fall below 12-15 deg C during the flowering period. Sorghum is killed by frost. Sorghum can be grown successfully on a wide range of soil types. It is well suited to heavy clay soils (vertisols) found commonly in the tropics, where its ...
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