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近几年,信阳地区板栗受剪枝象、栗实象鼻虫、栗皮夜蛾、桃蛀螟、栗瘿蜂等害虫危害,产量和质量均受到影响。1983年以来,开展了综合防治,取得较好的效果,增产30～50％。一,农业防治:在7月中旬前和9月中旬板栗采收后,拾净栗园内的虫枝、栗苞,烧毁。每年冬季深翻栗园和脱粒、堆藏板栗的场地。剪除虫枝、枯死枝,集中烧掉,并砍掉园内外的害虫其它寄主。
In recent years, Xinyang chestnut cut branches elephant, chestnut weevil, chestnut skin moth, peach borer, chestnut bee and other pests, production and quality are affected. Since 1983, comprehensive prevention and control has been carried out with good results and an increase of 30% to 50%. First, the agricultural control: in mid-July and mid-September after the chestnut harvest, pick up the net branches of chestnut branches chestnut, chest bud, burned. Chestnut garden and deep threshing, threshing chestnut storage sites every winter. Cut off the worm sticks, dead branches, concentrated burn, and cut off the other pests inside and outside the park host.