如(rú )今(jīn )燕麦草、小杂粮、覆膜马(mǎ )铃薯等耐旱(hàn )作(zuò )物“当(dāng )家”,以水定粮改变了察(chá )汗淖尔湿地周边农业形(xíng )态。庞学峰给记者算了一笔账:种(zhǒng )植燕麦草(cǎo ),只搞“雨养”农业,不使(shǐ )用(yòng )地下水。成本下降,加(jiā )上(shàng )轮作和“水改(gǎi )旱”补贴,亩效(xiào )益可比种甜菜增加200元(yuán )人民币(bì )左右。 -
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