如今燕麦(mài )草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当家”,以水定粮改(gǎi )变了察汗淖尔湿(shī )地(dì )周边农(nóng )业形态。庞学峰给记者算了一笔账(zhàng ):种(zhǒng )植燕麦草,只搞“雨养”农业(yè ),不(bú )使用(yòng )地下水。成(chéng )本(běn )下降,加上(shàng )轮作和“水改(gǎi )旱”补贴,亩效益可比(bǐ )种(zhǒng )甜菜增加(jiā )200元人民币左右。
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