如今燕麦草、小杂(zá )粮、覆膜马(mǎ )铃薯等耐旱(hàn )作(zuò )物“当(dāng )家”,以水定粮改变了察汗(hàn )淖尔湿地周边农业形态。庞学峰给记者算了(le )一笔账:种植燕麦草,只搞“雨养”农(nóng )业(yè ),不使用(yòng )地(dì )下水。成本下(xià )降,加上(shàng )轮作和“水(shuǐ )改旱”补贴,亩效益可比种甜菜增加200元人民币(bì )左右。
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