如今(jīn )燕麦(mài )草、小杂粮、覆膜马铃(líng )薯(shǔ )等耐旱作物“当(dāng )家”,以水定粮改变了察(chá )汗淖尔湿地周边(biān )农业(yè )形态。庞学峰给记(jì )者算了一笔(bǐ )账(zhàng ):种(zhǒng )植燕(yàn )麦草,只搞“雨养”农(nóng )业,不使用地下水(shuǐ )。成本下降,加上轮作和“水改旱(hàn )”补贴,亩效(xiào )益可比种甜菜增加200元(yuán )人民币左右。 -
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