长江中游江汉平原棉区,每年受红铃虫为害造成棉花产量损失达10%左右。过去,由于未能充分运用生态系统的整体观点和综合的研究方法,以致在测报及确定防治指标等方面经常出现失误。华中农业大学电脑农业应用协作组应用江汉平原地区20个主要产棉县30年有关气候、红 The Jianghan plain cotton area in the middle reaches of the Yangtze River causes about 10% loss of cotton yield each year due to the infestation by pink bollworm. In the past, failure to make full use of the ecosystem as a whole and integrated research methods led to frequent mistakes in reporting and identifying control targets. Huazhong Agricultural University Computer Application Group of Agricultural Applications Jianghan Plain cotton production in 20 major counties 30 years of climate, red