如(rú )今燕麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当家”,以水定粮改变(biàn )了察汗(hàn )淖尔湿地周边农业形态。庞学峰(fēng )给记者算了一笔账:种植燕麦草(cǎo ),只搞“雨养”农业,不使(shǐ )用地下(xià )水。成本下降,加(jiā )上(shàng )轮作和“水(shuǐ )改旱”补(bǔ )贴(tiē ),亩效益可(kě )比种(zhǒng )甜菜(cài )增加200元人民币左右。 -
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