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根据调查发现,近年由于气候和耕作制度的变化,双斑长跗萤叶甲在辽宁省建平县菜区,特别是设施蔬菜上的为害加重,分布广、虫量大,成虫为害期长,对秋菜幼苗集中为害严重。为此提出须采取科学有效防治策略和合理耕作,规避为害;对为害较重的田块,除及时化防外,补水、补肥加快生长,提高植株的抗逆性或耐受能力,减轻损失的具体措施。
According to the survey, in recent years, due to the change of climate and farming system, Bifidobacterium longiflorus is more harmful to crops in Jianping County, Liaoning Province, especially to the vegetable facilities. It has a wide distribution, large amount of insects, Chrysanthemum seedlings concentrated serious damage. To this end, it is necessary to adopt a scientific and effective prevention and control strategy and reasonable cultivation, to avoid harm; for more damaging plots, in addition to timely anti-external, replenishment, fertilizer to accelerate growth, improve plant resistance or tolerance, reduce losses Specific measures.