如今(jīn )燕麦草、小杂(zá )粮、覆(fù )膜马铃薯等耐旱作物“当家”,以水定粮改变了察汗淖尔(ěr )湿地周边农业形态。庞学峰给记者算了一笔账:种植燕麦草,只搞“雨养”农业,不使(shǐ )用地(dì )下水。成本下(xià )降,加(jiā )上(shàng )轮作和“水改旱”补贴,亩效益可比(bǐ )种(zhǒng )甜(tián )菜(cài )增(zēng )加200元人民币(bì )左右。 -
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