桂西北喀斯特地区新开水田渗漏特征与效益
2006
曾馥平
在桂西北喀斯特地区,新开水田经营4年后渗漏系数是老田的1.36~1.45倍,漏水漏肥仍很严重,经营成本增加,增加经营中的犁耙次数,可以加速犁底层的形成,减少渗漏。从投入产出来讲,新开水田前2年种植旱作(大豆或早稻),第3年开始种植水稻,既能有效降低新开田的渗漏,又能减少经营成本,获得较好的经济效益。
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Bibliographic information
Publisher
Editorial Department of Journal of Soil and Water Conservation
Other Subjects
喀斯特地区; 新开水田
Language
Chinese
2026-02-18
DOAJ
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