而要充分利用对叶锈病的遗传抗性，则必须首先要了解和掌握主要抗源材料和推广品种中的抗性基因。
Genetic resistance to leaf rust can be most fully utilized by knowledge of the identity of resistance genes in master resistance resources and release cultivars.
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。
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。
Wheat leaf rust caused by Puccinia triticina is one of the most important diseases and can cause significant yield and economic losses.
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