如今燕麦草、小杂粮、覆膜马铃薯等耐旱作物“当家”,以(yǐ )水定粮改(gǎi )变了察汗(hàn )淖尔湿地周边农业(yè )形态。庞学峰给(gěi )记(jì )者算了一笔账(zhàng ):种植(zhí )燕(yàn )麦草(cǎo ),只搞“雨养”农业(yè ),不使(shǐ )用(yòng )地下水。成(chéng )本下降,加上轮作(zuò )和“水改旱”补贴,亩(mǔ )效益可比种甜菜增(zēng )加200元人民币左右。 -
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