Cotton adaptable cultivation technique in semi-humid and drought-prone areas of south Hebei province

The high yield cultivation techniques are applied，such as irrigation before sowing，plastic film cover，total fertilizing at sowing and pruning in time which fit the climatic conditions in the semi-humid and drought-prone regions,and can aviod the fertilizer loss caused by drought or heavy rain during the growth period of cotton，resulted in increase of N utilization rate by 5．56%～9．52%．