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botanical insecticides
释义
botanical insecticides
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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cumulative frequency polygon
cumulative function
cumulative graph
cumulative hazard function
cumulative hierarchy
cumulative hierarchy of sets
cumulative incidence function
cumulative incidence rate
cumulative incremental backup
cumulative innovation
cumulative leaf area index of each day during whole growing period of crop
cumulative normal distribution
cumulative probability function
cumulative product
cumulative production
cumulative reaction probability
cumulative relative frequency
cumulative shift
cumulative slicing estimation
cumulative stability constant
cumulative stress
cumulative sum
cumulative sum control chart
Cumulative voting
cumulative yield
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