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夏玉米的田间管理一、苗期追肥：夏玉米长至５～６片叶时，在苗行两侧开沟增施氮、磷、钾肥或有机肥，有利于根系发育。二、巧补缺苗：行间缺３株以上，可带种窝栽，缺２株时，不必移栽，在缺苗两侧留双株即可。三、打药防虫：玉米的主要害虫是玉米螟。在抽雄时防治最好，...
Summer maize field management First, the seedling topdressing: summer corn grows to 5 to 6 leaves, the ditch on both sides of the Miao line by nitrogen, phosphorus, potassium or organic fertilizer, is conducive to root development. Second, clever make up Miao Miao: lack of more than 3 lines between the nest can be planted species, the lack of two strains, do not have to transplanting, leaving two strains in both sides of the lack of seedlings can be. Third, anti-insect fight: corn is the main pest corn borer. Prevention is best when tasseled, ...