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一、播前基础准备1.选用优良品种。选用抗枯黄萎病的中早熟或中熟棉花品种,种子要经过脱绒、包衣技术处理。2.麦棉配置模式。麦棉套种以“4·2”式和“3·2”式为宜,实行高低垄种植。“4·2”式麦棉配置,带宽170厘米,种4行小麦,套种2行棉花,小麦行距20厘米,预留棉行110厘米。“3·2”式麦棉配置,带宽150厘米,种3行小麦,套种2行棉花,小麦行距20厘米,预留棉行110厘米。3.施足底肥。每667平方米施优质农家肥2000千克,饼肥50千克,专用复合肥(其氮磷钾含量为1∶1∶1.5,并含有适量硼肥、锌肥)50千克,将3种肥料混合均匀,堆沤10~15天,最迟于棉花播种前20天,在预留棉行中间开沟(沟深25
First, the pre-broadcast preparation 1. Selection of fine varieties. Selection of resistant to Verticillium wilt in premature or medium-ripening cotton varieties, seeds to go through velvet, coating technology. 2 wheat cotton configuration mode. Wheat cotton interplanting to “4 · 2” type and “3 · 2” type is appropriate, the implementation of high and low ridge planting. “4 .2 ” style wheat cotton configuration, the width of 170 cm, 4 rows of wheat, intercropping 2 rows of cotton, wheat row spacing of 20 cm, 110 cm cotton reserve line. “3 .2 ” style wheat cotton configuration, the width of 150 cm, 3 rows of wheat, intercropping 2 lines of cotton, wheat spacing of 20 cm, 110 cm reserved cotton. 3. Shi enough base fertilizer. Each 667 square meters of high quality farmyard 2000 kg, cake 50 kg, special fertilizer (its nitrogen, phosphorus and potassium content of 1: 1: 1.5, and contains the right amount of boron, zinc fertilizer) 50 kg, the three kinds of fertilizer mixed, Heap 10 ~ 15 days, no later than 20 days before cotton sowing, in the middle of cotton reserve ditch (Groove 25