如今(jīn )燕麦草、小(xiǎo )杂粮、覆膜(mó )马铃(líng )薯等耐旱作物“当家”,以水定(dìng )粮改(gǎi )变了察(chá )汗淖尔湿地周边农业形态。庞学峰给记者算了一笔账:种植燕麦草,只搞“雨养”农(nóng )业,不(bú )使用地下水。成本下降,加上(shàng )轮作和“水改旱”补贴,亩效益(yì )可比(bǐ )种(zhǒng )甜菜增(zēng )加200元人(rén )民币左右。 -
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