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作 者:葛红[1] 汪凯华[1] 王学军[1] 陈满峰[1] 缪亚梅[1] 顾春燕[1] 单志良[1]
机构地区:[1]江苏沿江地区农业科学研究所,江苏如皋226541
出 处:《Agricultural Science & Technology》2016年第4期833-837,共5页农业科学与技术(英文版)
基 金:Supported by the China Agriculture Research System(CARS-09);the Technological Innovation and Industrialization Project for the Rural Area of Nantong City,Jiangsu Province(H12014012)~~
摘 要:The high-efficiency planting mode for five crops a year of fresh edible "faba bean/spring maize+soybean-autumn maize/autumn soybean" was introduced, and its yield and economic benefits were compared with the planting mode of three crops a year of "faba bean-spring maize/red bean". The results showed that the planting method for fresh edible "faba bean/spring maize+soybean-autumn maize/autumn soybean" was much easier to operate with the input-output ratio of about185.6%, and its yield and economic benefits were 2.09 and 1.83 times of that of the planting mode for three crops a year, significantly improving the agricultural yield and income of farmers. In addition, the cropping index of the planting mode for fresh edible fresh edible "faba bean/spring maize +soybean-autumn maize/autumn soybean" reached up to 350%, and planting faba bean once a year and soybean twice a year could make the biological fixation amount of nitrogen increase 350-450kg/m^2, which equaled to up to 700 kg/m^2 of urea, showing significant ecological and social benefits. Based on the comparison results, the high-yield culture techniques of the planting mode of fresh edible "faba bean/spring maize+soybean-autumn maize/autumn soybean" were summarized.介绍了鲜食"蚕豆/春玉米十大豆-秋玉米/秋大豆"1年5熟的高效种植模式,比较了该种植模式与"蚕豆-春玉米/赤小豆"1年3熟种植模式的产量与经济效益。结果发现,鲜食"蚕豆/春玉米+大豆-秋玉米/秋大豆"模式的种植方法简单,且操作易行,产投比约为185.6%,产值、经济效益分别为1年3熟模式的2.09,1.83倍,显著提高了农业产量和农民收益;此外,鲜食"蚕豆/春玉米+大豆-秋玉米/秋大豆"种植模式的复种指数达350%,l年种植1熟蚕豆和2熟大豆可使生物固氮量增加350-450kg/hm^2,折合尿素可达700 kg/hm^2以上,其生态和社会效益也十分显著。在结果比较的基础上,总结了鲜食"蚕豆/春玉米十大豆-秋玉米/秋大豆"种植模式的高产栽培技术。
关 键 词:Fresh edible faba bean Fresh edible maize Fresh edible soybean Five crops a year High-efficiency planting mode
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