线虫施用技术、生活习性及搜索方式直接影响其侵染力。
Applying techniques pest search strategies and desiccation tolerance of epns were influence factors for sieging pests in field.
线虫施用技术、生活习性及搜索方式直接影响其侵染力。
Applying techniques, pest search strategies and desiccation tolerance of EPNs were influence factors for sieging pests in field.
由此可以认为根虫瘟霉分泌几丁质酶活的变化与菌株侵染力的变化有一定的内在联系。
It is suggested that there were inherence relationship between chitinase activities excreted by Z. radicans isolates and their infectivity against P. xylostella.
但由于各种活体微生物制剂的有效成份是具有生命力的侵染体，作为生防因子其本身也有一定的局限性。
However, the effective components are active organism, as kinds of biocontrol factors they have some limitations in application area.
但由于各种活体微生物制剂的有效成份是具有生命力的侵染体，作为生防因子其本身也有一定的局限性。
However, the effective components are active organism, as kinds of biocontrol factors they have some limitations in application area.
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