如今(jīn )燕麦草、小杂粮、覆膜马铃(líng )薯等耐旱作物“当(dāng )家”,以水定粮改变了察汗(hàn )淖尔湿地周边(biān )农(nóng )业(yè )形态。庞学峰给记者算了一笔账(zhàng ):种植燕(yàn )麦草,只搞“雨养”农业,不使(shǐ )用地下水。成本下降,加(jiā )上(shàng )轮作和“水改旱(hàn )”补贴,亩效益可比种甜菜增加(jiā )200元人民(mín )币左右(yòu )。
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