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宽翅曲背蝗Pararcyptera microptera meridionalis(Ikonn.)是黑龙江省西部农牧业的主要害虫之一,是严重为害农作物和牧草的优势种类,对农牧业生产影响很大。作者对此虫曾进行了初步调查与研究,并对大面积防治的经验与效果作了检验。现分述如下,以供参考。 一、发生范围和为害情况 1958年黑龙江省西部嫩江两岸的太来、杜旗、富裕、齐齐哈尔、林甸、拜泉、明水、青岗、安达、克山、克东、甘南等12个县市,都曾轻重不同的发生。发生密度大而为害又最严重的是太来、杜旗、富裕,这是厉史上从未有过的事。其为害严重者可使作物穗折、叶光、
Pararcyptera microptera meridionalis (Ikonn.) Is one of the major pests in agriculture and animal husbandry in the west of Heilongjiang Province. It is a dominant species that seriously damages crops and forages and has a great impact on the production of agriculture and animal husbandry. The author conducted a preliminary investigation of this worm and research, and test the experience and effectiveness of large-scale prevention and control. Now described below, for reference. I. Occurrence Scope and Victims Situation In 1958, 12 counties such as Tailai, Duqi, Wealthy, Qiqihar, Lindian, Baiquan, Mingshui, Qinggang, Anda, Keshan, Kedong and Gannan in the west of Heilongjiang Province City, have different severity occurred. The occurrence of density is big and damaging and the most serious is over, Du Qi, wealthy, this is something never seen before. Its serious damage can make crop panicle, leaf light,