如今燕麦草、小杂粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水定粮改变了察汗(hàn )淖尔湿地(dì )周边(biān )农(nóng )业形态。庞学峰给记者算了(le )一(yī )笔账:种植燕麦草,只搞“雨养”农(nóng )业(yè ),不使用(yòng )地(dì )下水。成本下降,加上轮作和“水改旱”补(bǔ )贴,亩效益(yì )可比(bǐ )种(zhǒng )甜菜增加200元人民币左右。 -
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