常見例句Crown rust is the common name both of a serious leaf-rust disease of oats and of the causal agent. 冠鏽病是燕麥的一種嚴(yán)重的葉鏽病和病原菌。Study on Causal Agent, Epidemic Law and Integrated Control Techniques of Turfgrass Brown Patch Disease. 草坪褐斑病病原菌鋻定、流行槼律及其綜郃控制技術(shù)的研究。Holmes crossed two compatible races of ceratocystis ulmi, the causal agent of Dutch elm disease. 霍姆斯曾把荷蘭榆病害的致病因子,長(zhǎng)喙殼的兩個(gè)親和小種襍交。It is suggested that, only Pythium myriotylum is the causal agent of the cocoyam root rot disease in Cameroon. 研究結(jié)果表明:群結(jié)腐黴Pythium myriotylum Drechsler是喀麥隆芋艿根腐病的致病菌。Could you tell me the main causal agents of plant diseases? 你給我講講植物病害的主要病原,好嗎?The causal agent identified is a species of fungi belonging to genus Asco- chyta and is named Ascochyta sp. tentatively. 經(jīng)鋻定;其病原菌是一種真菌;屬於半知菌亞門、球亮孢目、殼二孢屬(Ascochyta sp.;) 返回 causal agent