如今燕麦草、小(xiǎo )杂粮、覆(fù )膜马铃(líng )薯等耐旱作物“当家”,以水定粮改变了(le )察汗淖尔湿地周边(biān )农业形态。庞学峰给记者算了(le )一笔账(zhàng ):种植燕麦草,只搞“雨养”农(nóng )业(yè ),不使(shǐ )用地下(xià )水。成本下降,加上轮作(zuò )和(hé )“水(shuǐ )改旱(hàn )”补贴,亩效益(yì )可比种甜菜增加200元人民(mín )币左右。 -
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