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阐明了玉米宽窄行机械播种的原因、优点和意义,指出了搞好玉米宽窄行机械播种的基本条件和农艺要求,提出了株距和排肥量的调整技术方案。
The reasons, advantages and significances of corn sowing and narrow row mechanical sowing are clarified. The basic conditions and agronomic requirements of maize sowing and narrowing sowing mechanical sowing are pointed out, and the technical solutions for adjusting the spacing and the amount of fertilizer are put forward.