如今燕麦草(cǎo )、小杂(zá )粮、覆膜马铃薯等耐旱(hàn )作物“当家(jiā )”,以水定粮改(gǎi )变了察汗淖尔湿地周边(biān )农业形态。庞学峰给记者算了(le )一笔账(zhàng ):种植燕麦草,只(zhī )搞“雨养”农业,不(bú )使用(yòng )地下水。成本下(xià )降,加上(shàng )轮作和“水改旱”补贴,亩(mǔ )效益(yì )可比种甜(tián )菜增加200元(yuán )人民币左右。 -
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