玉米灰斑病是严重威胁玉米生产的叶部病害。
The gray leaf spot(GLS) is a significant leaf disease in maize.
玉米灰斑病是凤庆县近年突然暴发流行的一种玉米叶部病害。
Gray leaf spot of maize occurred suddenly in Fengqing County, Yunnan Province in the recent years.
上述研究结果为组建以田间病斑产孢为重要子模型的稻叶瘟流行模拟模型提供了基础资料。
The above mentioned results supply basis information on building a simulation model for the rice leaf blast in which the sporulation of lesion in the field is important submodel.
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