如今燕麦草、小杂粮、覆(fù )膜马铃薯等耐(nài )旱作物“当家”,以水定粮(liáng )改变了察(chá )汗淖尔(ěr )湿地周(zhōu )边农(nóng )业形态。庞学峰给记(jì )者算了一笔账(zhàng ):种(zhǒng )植燕(yàn )麦草,只搞“雨养(yǎng )”农业(yè ),不使用地(dì )下(xià )水。成本下降,加上(shàng )轮作和“水(shuǐ )改旱”补贴,亩效(xiào )益可比种甜菜增加200元人民币左右。 -
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