旱作区马铃薯商品有机肥不同用量试验

XianDai NongYe KeJi(2020)

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Abstract
在旱作区马铃薯栽培中进行商品有机肥不同用量试验,结果表明,马铃薯施用商品有机肥后,抗病性、株高、单株薯重均明显优于不施商品有机肥的处理,以施用商品有机肥6000 kg/hm2处理的产量最高,为39160 kg/hm2,较对照增产11300 kg/hm2,增产率40.6%,增产效果极为显著.因此,在合理施用化肥的基础上,以施用商品有机肥6000 kg/hm2为宜,低于4500 kg/hm2或高于7500 kg/hm2增产效果不明显.
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