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我省广阔的土地上,金龟(虫甲)幼虫普遍发生,而为害严重。从呼兰、阿城、双城、密山等县调查结果,一般被害程度约在15%左右,严重达到30%,更严重的甚至毁种,这样大大降低了作物产量,在甜菜栽培上尤为严重。因此,根据十二年农业发展纲要(草案),我省规定要在七年内消灭金龟(虫甲)幼虫为害。呼兰特产试验场1955—1956年两年中,在场内试验
On the vast land of our province, larvae of beetle (pest) are common and devastating. From Hulan, Acheng, Twins, Mishan and other counties survey results, the general level of victimization is about 15%, a serious 30%, more serious or even destroyed species, thus greatly reducing the crop yield, especially in sugar beet cultivation serious. Therefore, according to the 12-year outline of agricultural development (draft), the province stipulates that the eradication of beetles (insects) larvae will be carried out within seven years. Hulan specialty test site 1955-1956 years, in the field test