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为做好小麦吸浆虫的防治工作,夺取小麦丰收,现根据作者在基点的研究并参考各地资料,提出1988年小麦吸浆虫的发生趋势和防治建议,供参考。一、1987年小麦吸浆虫发生情况1987年是小麦吸浆虫连续第三个大发生年,仍以皖、豫、陕三省发生面积为大,其发生特点为:1、发生面积扩大。据皖、豫、陕、晋、冀等省统计,1987年发生达数千万亩,
In order to do a good job in the control of wheat midge, wheat harvest to win, according to the author at the base point of reference and the reference to the information, the 1988 wheat midge and the prevention and treatment of the proposed trend for reference. First, the occurrence of wheat midge in 1987 Occurrence of wheat midge for the third consecutive year of great occurrence, still in Anhui, Henan and Shaanxi provinces occurred large area, its occurrence is characterized by: 1, the occurrence of an area expansion. According to statistics from Anhui, Henan, Shaanxi, Shanxi, Hebei and other provinces, tens of millions of mu occurred in 1987,