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da dou zai pei de tu rang geng zuo ji shu
Author(s): 
Pages: 92
Year: Issue:  6
Journal: Farm Machinery Using & Maintenance

Abstract: 土壤是农作物生长的基础,是决定农作物产量高低的主要因素之一.合理耕作可以建立"土壤水库",调节土壤气热、蓄水、保墒和熟化土壤,改善微生物生存环境,提高土壤肥力,消灭杂草,减少病虫害,为大豆出苗及生长创造良好的耕层. 一、大豆的栽培方式 目前,我省大豆栽培方法主要有三种.一是"暗垄密"栽培方法,就是平播窄行密植;二是"垄三"栽培法,就是垄上双行种植,垄底深松,垄间分层侧深施肥;三是垄上穴播.无论是哪种栽培方法,都需要进行机械整地.
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