对曲纹紫灰蝶的分类地位、形态特征、分布、寄主、扩散与危害、生物学特性等进行简要介绍。

A brief introduction including its taxonomy position, morphological features, distribution, hosts, spread, harmfulness, biological characters and prevention Suggestions is given.

youdao

报道了水稻污点病在黑龙江省的分布与危害情况、病害症状、病原菌的形态特征、生物学特性、发生规律与防治方法。

This paper outlines distribution and injury of rice spot disease , disease symptom, morphological character of pathogenic bacterium, biological character, genesis regular, and control methods.

youdao

报道了水稻污点病在黑龙江省的分布与危害情况、病害症状、病原菌的形态特征、生物学特性、发生规律与防治方法。

This paper outlines distribution and injury of rice spot disease , disease symptom, morphological character of pathogenic bacterium, biological character, genesis regular, and control methods.

youdao