如(rú )今燕麦(mài )草(cǎo )、小杂(zá )粮、覆膜马铃薯等耐旱作物“当家”,以水定(dìng )粮改变了察(chá )汗淖尔(ěr )湿地周边农业形态。庞学峰给(gěi )记者算了一笔账:种植燕麦草,只(zhī )搞“雨养”农(nóng )业,不(bú )使(shǐ )用地下水。成(chéng )本下降,加(jiā )上(shàng )轮(lún )作和“水改旱”补贴,亩效益可(kě )比种甜菜增加200元人民币左右。 -
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