如今燕麦(mài )草、小杂(zá )粮、覆膜马铃(líng )薯等耐旱作物“当家”,以水定(dìng )粮改变(biàn )了察汗淖尔湿地周边农业形态。庞学峰给记者算了(le )一笔账:种植(zhí )燕(yàn )麦草,只搞“雨养”农业,不(bú )使用(yòng )地下水。成本下降,加上(shàng )轮(lún )作和“水(shuǐ )改旱”补贴,亩效益可比种甜菜(cài )增(zēng )加(jiā )200元人民币左右。 -
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