如今(jīn )燕麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水定粮改(gǎi )变了察汗(hàn )淖尔湿地周边农业形态。庞学峰给(gěi )记者算了(le )一笔账:种植燕(yàn )麦草(cǎo ),只搞“雨养(yǎng )”农业(yè ),不使用(yòng )地下水。成本下降(jiàng ),加上轮作和“水改旱”补贴,亩(mǔ )效(xiào )益可比种(zhǒng )甜菜增加(jiā )200元人民币左右。
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