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河南省是我国最大的烟叶生产基地,每年约有10万吨以上不能用作卷烟原料的废次烟叶未得到充分利用,造成了资源的浪费和环境的污染。HUN—植物杀虫剂(毙蚜丁)是以废次烟叶中提取的硫酸烟碱为主要原料合成的新型植物杀虫剂。目前,该杀虫剂已通过省级鉴定并获农业部新农药品种临时登记。本文就经两年多的努力优选出的生产工艺,所确定的分
Henan Province is the largest tobacco production base in China. Each year, about 100,000 tons of waste tobacco leaves that can not be used as raw materials for cigarettes have not been fully utilized, resulting in waste of resources and environmental pollution. HUN - Phytosanitary insecticide (Aphis gossypii) is a new type of plant insecticide synthesized from nicotine sulfate extracted from waste tobacco leaves. Currently, the pesticide has passed provincial appraisal and is temporarily registered with the Ministry of Agriculture’s new pesticide variety. In this paper, after more than two years of efforts to optimize the production process, the identified points