如今(jīn )燕麦草(cǎo )、小杂粮、覆膜(mó )马铃薯等耐(nài )旱(hàn )作物“当家(jiā )”,以水定粮改变了察(chá )汗(hàn )淖尔湿地(dì )周边农业形态。庞学峰给记者算了(le )一笔账:种植(zhí )燕麦草,只搞“雨养”农(nóng )业,不使(shǐ )用地下水。成本(běn )下降,加上(shàng )轮作和“水改旱”补贴,亩效益可比种(zhǒng )甜菜增加200元人民币左右。 -
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