如今燕麦(mài )草、小杂粮、覆膜马(mǎ )铃薯等耐旱(hàn )作物“当家”,以水定粮改变了察汗淖(nào )尔湿地周(zhōu )边(biān )农业形态。庞学峰给记者算(suàn )了(le )一笔账:种植燕麦草,只搞“雨养”农业,不(bú )使(shǐ )用(yòng )地下水。成本下降,加上(shàng )轮作和“水(shuǐ )改旱”补贴,亩效益(yì )可(kě )比种(zhǒng )甜菜增加200元(yuán )人民币左右。 -
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