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生物农药青萎散是常州市兰陵制药有限公司与上海市农科院张春明副研究员合作研究开发的微生物农药新产品,为验证它对西瓜枯萎病的防效、最佳的简易用药方法、剂量及对作物的安全性等实用技术,特设立本示范试验,为大面积推广应用提供依据。1材料与方法1.1供试药剂青萎散(活菌数3
Biopesticide Qingweosan is a new microbial pesticide researched and developed jointly by Changzhou Lanling Pharmaceutical Co., Ltd. and Zhang Chunming Associate Researcher at Shanghai Academy of Agricultural Sciences. In order to verify its control effect on watermelon wilt, the best simple and easy-to-use drug dosage and dosage And crop safety and other practical technologies, the establishment of this model test to provide a basis for the promotion of large-scale application. 1 Materials and Methods 1.1 for the pharmaceutical agents Qingwansan (viable count 3