The wheat leaf is the main organ for photosynthesis. The decline of assimilation induced by leaf senescence may limit yield potential.
叶片是小麦进行光合作用的重要器官，其衰老引起的叶片同化功能减退限制了小麦产量潜力的发挥。
The research defined the wheat leaf color with hue and measured the color of leaf by hue.
用色相表示小麦叶片的颜色，对小麦叶片的色相值进行了检测。
P-V technique was used to test the mode of turgor maintenance of wheat leaf at seedling, jointing and earing stages.
用P - V技术研究了冬小麦苗期、拔节期和孕穗期功能叶膨压维持方式。
Wheat leaf mitochondria are isolated with differential centrifugation.
用差速离心法分离绿色小麦叶片线粒体。
Wheat leaf rust caused by Puccinia triticina is one of the most important diseases and can cause significant yield and economic losses.
利用抗病品种是防治小麦叶锈病最经济、有效的方法，小麦叶锈菌群体毒性的改变是导致小麦抗叶锈品种丧失抗性的主要原因。
Pathogen pathogenicity and host resistance are internal factors in deciding plant diseases. Wheat leaf rust is a kind of worldwide disease.
在病害三角关系中，病原物的致病性及寄主的抗病性是决定病害发生与否的内在因素。
Pathogen pathogenicity and host resistance are internal factors in deciding plant diseases. Wheat leaf rust is a kind of worldwide disease.
在病害三角关系中，病原物的致病性及寄主的抗病性是决定病害发生与否的内在因素。
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