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蟋蟀是秋作物的一种害虫,过去由于发生量小,危害程度轻,所以不为人们所重视。自1980年以来,危害日趋严重,使这个以往居次要地位的害虫,上升为秋作物的主要害虫之一。1982—1887年全县蟋蟀累计发生面积达400万亩。仅1987年就发生约130万亩,其中每平方米10头以上的有75万亩,30多万亩秋作物受害严重,有5000亩秋苗毁种。近几年,我们对蟋蟀的发生规律和防治进行了初步研究。
Cricket is a pest of the autumn crop. In the past, people did not pay much attention to it due to the small amount of the crop and the low degree of harm. Since 1980, the harms have worsened, raising the once-dominant pest to one of the major pests of autumn crops. 1982 - 1887 county cumulative occurrence of cricket area of 400 mu. In 1987 alone about 130 million mu, of which more than 10 per square meter of 75 million mu, more than 300000 acres of autumn crop damage, 5000 acres of autumn seedlings destroyed. In recent years, we conducted a preliminary study on the occurrence and prevention of crickets.