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大豆田间管理技术一、铲趟管理:铲前要深松,放寒增温,灭草暄土。人工除草要及早进行,严防杂草与苗争水、争肥、争光照。二、追肥:为了满足大豆在各个生育期对各种养分的需要,应分别在苗期、花期和结荚鼓粒期,进行叶面喷肥。1.苗期喷肥;每亩用硫酸锌75克、稀土...
Soybean Field Management Technology First, shovel trip management: shovel to the former subsoiling, put the temperature warming, grass Xuan soil. Artificial weeding to be carried out as soon as possible, prevent weeds and Miao Zhengshui, Zheng Fei, Zheng Guang Zhao. Second, topdressing: In order to meet the needs of soybean in various growth stages of various nutrients, should be in the seedling stage, flowering and pod drumming period, the foliar fertilizer. 1. Seedling fertilizer; 75 grams per mu with zinc sulfate, rare earth ...