如今燕麦(mài )草、小杂粮、覆膜马(mǎ )铃薯等(děng )耐旱(hàn )作物“当(dāng )家”,以水定粮改变了察(chá )汗淖尔(ěr )湿地周边农业形态。庞学峰给记(jì )者算了一笔账(zhàng ):种植燕(yàn )麦草,只搞“雨养”农(nóng )业,不使(shǐ )用(yòng )地下水。成本下降,加上(shàng )轮作和“水改旱”补贴(tiē ),亩效益(yì )可比种甜菜增加200元人民(mín )币左右。 -
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