旱地棉花中午垂叶是脱水的初期预兆,此时开始连续多次喷施新型复合肥,可起到抗旱、防蕾铃脱落的作用,一般亩增产皮棉15.8公斤。喷施方法;第一次用叶肥1号(含氮34.7％、磷6.6％、钾6.6％和多种微量元素),亩用量0.5公斤,对水45公斤。第二次即间隔5—7天(后同)应用叶面肥2号(含氮25.6％、磷14.16％、钾14.96％和微量元素),亩用量0.5公斤,对水50公斤,第三、四次 Dry cotton leaves noon at an early stage of dehydration is a sign of dehydration, this time began to spray a number of consecutive new compound fertilizer, can play a drought, the role of anti-Lei Ling off, the general increase of 15.8 kg mu yield lint. Spraying method; the first leaf fertilizer 1 (34.7% nitrogen, 6.6% phosphorus, 6.6% potassium and a variety of trace elements), mu amount of 0.5 kg, 45 kg of water. The second application of foliar fertilizer 2 (nitrogen 25.6%, phosphorus 14.16%, potassium 14.96% and trace elements) was applied 5-7 days later (the same applies). The amount of mu was 0.5 kg and the water was 50 kg. The third, Four times