如(rú )今燕麦草(cǎo )、小杂粮、覆膜马铃薯等耐旱作物“当(dāng )家(jiā )”,以(yǐ )水(shuǐ )定粮改变了察(chá )汗淖尔湿地周边农业形态。庞学(xué )峰给记者算了一笔账:种植燕麦草,只搞“雨养(yǎng )”农业,不使(shǐ )用地(dì )下水。成本下降,加上(shàng )轮作和“水改(gǎi )旱”补贴(tiē ),亩效益可比种(zhǒng )甜菜(cài )增加(jiā )200元人民币左右。 -
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