如今燕麦草、小(xiǎo )杂粮、覆(fù )膜马铃薯等耐旱作物“当家”,以水定粮改变(biàn )了(le )察汗(hàn )淖尔湿地周边农(nóng )业形态。庞学峰给(gěi )记者算(suàn )了(le )一笔账:种植(zhí )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“水改旱”补贴,亩(mǔ )效益(yì )可比种甜菜增加200元人(rén )民币(bì )左右。 -
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