天敌昆虫
Natural enemy insects
Natural enemy of insect
enemy insects
Natural enemy insect
insect natural enemies
insect natural enemy
insect as natural enemy
natural enemies of insect pests
Natural enemies
natural enemy
insec as natural enemy
nature enemy
predatory insect
biological agents
pathogen microorganisms
天敌利用
utilization of natural enemies
Use of natural enemies
天敌评价
evaluation of natural enemies
天敌生物农药
natural enemy biopesticide
天敌释放技术
release technique of natural enemy
天敌数量
quantity of natural enemies
天敌亚群落
Natural predator sub-commu- nity
天敌引进
exotic natural enemy introduced
天敌治虫
Natural enemy eliminate insect pest
天敌种类
Natural enemy species
varieties of natural enemies
Natural enemies