如(rú )今(jīn )燕(yàn )麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当家”,以水(shuǐ )定(dìng )粮改变了察汗淖尔湿地周边农业形态。庞学峰给(gěi )记者算(suàn )了(le )一笔账:种植燕麦草,只搞“雨养”农业,不使用地下水。成本下降,加(jiā )上(shàng )轮作和“水(shuǐ )改旱”补贴(tiē ),亩效(xiào )益可比种甜菜增加200元人民币(bì )左右。 -
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