如今燕麦草、小杂粮、覆膜马铃薯等耐旱作物“当家”,以水定粮改变了察(chá )汗淖尔湿地周边农(nóng )业形态。庞学峰给记(jì )者算(suàn )了一笔账:种植(zhí )燕麦草,只搞(gǎo )“雨养”农业,不使(shǐ )用地(dì )下水。成本下降(jiàng ),加上(shàng )轮作和“水改旱”补贴(tiē ),亩效益可比种(zhǒng )甜菜(cài )增加(jiā )200元人民币左右(yòu )。 -
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