如(rú )今燕麦草、小(xiǎo )杂(zá )粮、覆膜马(mǎ )铃薯等耐旱作物(wù )“当(dāng )家”,以水定粮改变了察(chá )汗淖尔湿地周边农(nóng )业(yè )形态。庞学峰(fēng )给记者算了一笔账:种植燕麦草,只搞“雨养”农(nóng )业,不使用地下水。成本下(xià )降,加上(shàng )轮作(zuò )和“水改旱”补贴,亩效益可比(bǐ )种甜菜增加(jiā )200元人民币(bì )左右。 -
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