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玉米直播密植技术玉溪地区农科所６５３１００杨云光，李真在没有水源或水浇条件的山区，玉米生产往往因播种量偏低，播种质量差，导致出苗率低，出苗不齐，缺塘断垄，产量很低，采用直播密植技术是一种比较好的方法，既简便、易掌握，又省时省工，成本低，增产效果好，推...
Yantai Agricultural Science and Technology Institute 653100 Yang Yun-guang, Li Zhen In mountainous areas without water source or irrigating conditions, maize production often has low seeding rate and poor sowing quality, resulting in low emergence rate and sprouting, , The yield is very low, the use of direct broadcast close planting technology is a better way, not only easy, easy to grasp, but also save time and labor, low cost, increase production efficiency, push ...