如今燕麦草、小(xiǎo )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 )尔湿(shī )地周边农业形态。庞学(xué )峰(fēng )给(gěi )记者算(suàn )了一笔账:种植燕麦草,只搞“雨养”农业(yè ),不使用地下水。成本下降,加上(shàng )轮作和“水(shuǐ )改旱(hàn )”补贴,亩效益(yì )可(kě )比种甜菜增加200元人(rén )民币左右。 -
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