1间套棉花、西瓜品种选择间套棉花品种应选择邯杂429、邯杂98-1、邯杂306等抗虫杂交棉。西瓜品种应选择郑杂5号、郑杂9号、新红宝等中早熟品种。2间套西瓜播种间套西瓜应尽早播种,一般在3月上中旬播种。3间套西瓜施肥每667m2用高钾复合肥50kg,鸡粪或羊粪加粗肥2~3方底施。在西瓜开花前10天,每667m2追施尿素10kg。4间套西瓜播种播种前先整地,整地时保证地面平整,上虚下 1 sets of cotton, watermelon varieties of cotton varieties to choose between sets should choose Handan 429, Handan 98-1, Handanza 306 and other insect-resistant hybrid cotton. Watermelon varieties should choose Zhengza 5, Zheng miscellaneous 9, the new Ruby and other varieties of early maturity. 2 sets of watermelon sowing sets of watermelons should be sown as soon as possible, usually in mid-March planting. 3 sets of watermelon fertilization per 667m2 with high-potassium compound fertilizer 50kg, chicken manure or sheep manure 2 to 3 square bottom facilities. Watermelon 10 days before flowering, top dressing urea per 667m2 10kg. 4 sets of watermelon sowing before sowing before sowing, preparation of land to ensure the ground level, on the virtual