如今燕麦草、小(xiǎo )杂粮、覆膜马铃薯(shǔ )等耐旱作物“当家”,以水定(dìng )粮(liáng )改变了察汗(hàn )淖尔湿地周边(biān )农业形态。庞学峰给记(jì )者算了一笔账(zhàng ):种植燕麦草(cǎo ),只搞“雨养”农业(yè ),不使(shǐ )用地下水。成本下降,加上(shàng )轮作和“水改(gǎi )旱(hàn )”补贴,亩效益可(kě )比种甜菜增加200元人民币左右。 -
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