如今燕(yàn )麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水定粮改变了察汗淖(nào )尔(ěr )湿(shī )地周边农业形态。庞学峰给记者算了一笔账:种植(zhí )燕(yàn )麦草,只搞“雨养”农(nóng )业,不(bú )使(shǐ )用地下水。成本下降,加上轮作和(hé )“水(shuǐ )改旱”补贴,亩(mǔ )效益可(kě )比种甜菜增加200元人民(mín )币左右。 -
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