马铃薯免耕栽培不同覆盖模式对产量效益的影响
Shaanxi Journal of Agricultural Sciences（2014）
Abstract
用稻草、黑地膜做为秋马铃薯免耕栽培覆盖物,采用4种覆盖模式与无覆盖常规栽培(对照)进行秋马铃薯免耕栽培对比试验.结果表明,秋马铃薯免耕覆盖单层黑地膜后加盖3 em厚稻草,产量达36 234.85kg hm-2;总产值达46 105.3元.hm-2,纯收益29 515.3元·hm-2,净增效益率74.98％.
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