如今燕麦草、小杂粮、覆膜马铃薯等(děng )耐旱作物“当(dāng )家”,以水定粮改(gǎi )变了察(chá )汗(hàn )淖尔湿(shī )地(dì )周边农业形态。庞学峰给记者算了一笔账(zhàng ):种植燕麦草,只搞“雨养”农(nóng )业,不使(shǐ )用地下水。成本下降,加上(shàng )轮作和“水改旱”补贴(tiē ),亩效益可(kě )比种甜菜增(zēng )加200元人民币左(zuǒ )右。 -
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