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豆天蛾幼虫药剂防治试验471241河南省汝阳县蔡店乡农技站赵树立宁金星河南省汝阳县农业技术推广中心逯怀森赵广忠蔡会芹王红琴豆天蛾在河南省一年发生一代,幼虫盛发期一般在7月中旬到8月下旬,是大豆花荚期的主要害虫之一。幼虫轻度发生时造成大豆叶片缺刻,重度...
Bean thorn moth larvae Pharmacy Prevention and Control Experiment 471241 Henan Province Ruyang County Cai Dianxiang agricultural station Zhao Shu Lining Venus Henan Ruyang County Agricultural Technology Promotion Center 逯 Wesson Zhao Guangzhong Cai Huixin Wang Hongqin Bean bud moth in Henan Province one generation a year, The period is generally from mid-July to late August, and is one of the major pests in the soybean pod stage. Slightly larvae caused when the soybean leaves nick, severe ...