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苗肥苗肥是玉米定植后施用的一次肥料。一般掌握在植株5~6片可见叶时追施,玉米3叶展开后,种子胚乳中的营养物质已经耗尽,根系开始从土壤中吸收养分,玉米的营养器官生长旺盛如果养分供应跟不上,将严重影响玉米的生长发育,此时追肥则可满足生长发育的需要,形成壮苗。苗肥用量约占追氮量的30%左右,一般在定苗后至拔节前追肥。为穗大、穗多打好基础。播种时带有种肥的田块,可适当减少苗肥用量和推迟追
Miao Miao Miao Fei corn is a fertilizer applied after planting. Usually mastered in plants when visible leaves 5 to 6 topdressing, corn 3 leaves unfold, seed endosperm nutrients have been depleted, roots began to absorb nutrients from the soil, vegetative growth of corn if the nutrient supply can not keep up , Will seriously affect the growth and development of corn, top dressing at this time can meet the needs of growth and development, the formation of strong seedlings. The amount of Miao fat accounts for about 30% of the amount of nitrogen, generally in the Dingmiao top dressing before dressing. For the big spike, spike and lay a good foundation. Seeds with seed fertilizer when the plots, may be appropriate to reduce the amount of Miao and postpone chase