The dynamics of maize sheath blight was monitored under field conditions by interval sowing.
建立人工病圃，系统监测玉米纹枯病的田间发生动态；
From them, 3 inbred lines were selected for high resistance and high susceptiveness, respectively, in order to take genetic analysis of maize sheath blight gene in next step.
依相对抗病性指数，从中选出最抗的和最感的自交系各3个，以利于今后做玉米抗纹枯病基因的遗传分析。
From them, 3 inbred lines were selected for high resistance and high susceptiveness, respectively, in order to take genetic analysis of maize sheath blight gene in next step.
依相对抗病性指数，从中选出最抗的和最感的自交系各3个，以利于今后做玉米抗纹枯病基因的遗传分析。
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