This research was investigated on three treatment spots, traditional cotton, control natural enemies control (NEC) in transgenic Bt cotton and Integrated pest management (IPM).

• 试验表明：转基因棉在自然控制(自控田)和综合防治条件(综防田)下，与常规对照棉(对照田)鄂抗棉9号的种类丰富度差异较大。 对照田全生育期的优势种分别为棉蓟马、棉蚜、棉叶螨、出尾虫、蜘蛛、棉铃虫，棉铃虫是主要害虫，其次是棉叶螨、棉蚜。