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上虞市曹娥江下游沿岸及杭州湾一带已围海涂,是春大豆主要产区,种植历史悠久,耕作制度历来是沟边小麦套播春大豆,春大豆行间套种秋玉米的一年三熟制,近几年在有水源地区发展了“二旱一水”,即麦/豆/稻耕作制。1986年前全市春大豆亩产长期徘徊在130公斤上下,从1987年开始,我们在总结群众高产经验基础上,通过试验探讨,根据当地生产实际和自然条件,系统地提出了春大豆“三防三增”高产栽培技术(即防稀植,增亩栽株数;防徒长倒伏,增单株荚粒数;防早衰,增百粒重)。该技术在1990~1991年浙江省科
Shangyu Cao’e River along the coast and the Hangzhou Bay area has been around the sea Tu, is the main producing areas of spring soybeans, planting a long history of farming system has always been Mianbian wheat sowing spring soybeans, spring inter-cropping autumn corn three-year system, In recent years, water source areas have developed “two dry and one water”, namely wheat / bean / rice farming system. Since 1986, the per-mu yield of spring soybean in the whole city has been hovering at 130 kilograms for a long time. Since 1987, on the basis of summing up the people’s high-yielding experience, through experiments and discussions, according to the actual production in our country and natural conditions, Three by "high-yielding cultivation techniques (that is, anti-sparse planting, increasing the number of plants planted; anti-leg up lodging, by the number of pods per plant; anti-premature senility, by 100 weight). The technology in 1990-1991 Zhejiang Province Branch