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植物源杀虫剂
释义
植物源杀虫剂
Encyclopedia
农学
植物源杀虫剂
释
botanical insecticides
植物源杀虫剂
利用从具有杀虫特效的植物中提取的有效成分制成的药剂。又称植物杀虫剂、生物农药。是在对一些植物所具有的杀虫活性及其具有杀虫活性的有效成分研究的基础上发展起来的绿色、安全农药。
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two-sided identity
two-sided identity element
two-sided inequality
two-sided invariant mean
two-sided inverse
two-sided limit
two-sidedly invariant integral
two-sidedly invariant measure
two-sidedly invertible element
two-sided market
two sided message
two-sided method
two-sided module
two-sided moving-average process
two-sided neighborhood
two-sided numerical method
two-sided printed circuit board
two-sided quadratic form
two-sided regularizer
two-sided ring
two-sided scale
two-sided search
two-sided socle
two-sided statistical test
two-sided Student test
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