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【简答题】

简答微生物杀虫剂的特点。

参考答案:
参考解析:
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举一反三

【单选题】Many Americans harbor a grossly distorted and exaggerated view of most of the risks surrounding food.Fergus Clydesdale, head of the department of food science and nutrition at the University of Massac...

A.
They overlook the risks of the food they eat.
B.
They overestimate the hazards of their food.
C.
They are overoptimistic about the safety of their food.
D.
They overstate the government's interference with the food industry.

【单选题】Supporters of the biotech industry have accused an American scientist of misconduct after she testified to the New Zealand government that a genetically modified (GM) bacterium could cause serious dam...

A.
between American and New Zealand biologists over genetic modification
B.
as to whether the study of genetic modification should be continued
C.
over the possible adverse effect of a GM bacterium on plants
D.
about whether Elaine Ingham should be fired by her university

【单选题】在农业上的应用微生物杀虫剂主要有( )

A.
细菌制剂:苏云金芽孢杆菌青虫剂
B.
放线菌制剂
C.
真菌制剂:白僵菌制剂
D.
病毒制剂