专化性 meaning in English

specialization

Host specialization of strains is present in one geographical locality .
在某一地理场所菌系具有寄生主的专化性。
Various substances in plant extracts may cause spontaneous or non-specific precipitation .
植物提取液中的各种物质都可能引起自发的或非专化性的沉淀。
The other kind of study is that which has arisen from the recognition of host specialization by parasitic species .
另一类研究是由于寄生菌种对寄生专化性的认识而产生。
The highly specific activity of bt insecticides might limit their use on crops where problems with several pests occur , including non - susceptible insects ( aphids , grasshoppers , etc . )
专化性强，当几种害虫同时发生时对不感染性害虫如蚜虫和蝗虫不能兼治。使用受到限制。