【摘要】 为了确保粮油安全,对近年来赣北地区不同种植模式的产量效益进行了分析。结果表明,马铃薯-超级稻-再生稻、马铃薯-早稻-晚稻、马铃薯-水稻、马铃薯-玉米-玉米、大豆-大豆-马铃薯5种种植模式适合赣北地区,每667 m~2纯收入均突破千元,可为赣北地区大田生产提供依据。更多还原

【Abstract】 To ensure the yield and oil quality, the yields and benefits of different cropping systems in the north of Jiangxi were analyzed. The results showed that the cropping systems of potato-super rice-ratooning rice,potato-early season rice-late season rice,potato-rice,potato-maize-maize and soybean-soybean-potato were suited to paddy field and dryland in northern of Jiangxi,and their net benefits were all over 1 000 yuan per 667 m~2,which could provide guidance for field production.更多还原