如今燕麦草、小杂(zá )粮、覆膜马铃薯(shǔ )等耐旱作物“当(dāng )家”,以水定粮改变了察(chá )汗淖尔湿地(dì )周边农业(yè )形态。庞学峰给记者算了(le )一笔(bǐ )账:种(zhǒng )植燕(yàn )麦草,只搞“雨养”农业,不使用(yòng )地下水。成本(běn )下降,加上轮作和“水改旱(hàn )”补贴(tiē ),亩效(xiào )益可比种(zhǒng )甜菜增加200元人民币左右。
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