如今(jīn )燕麦草、小杂粮、覆膜马铃薯(shǔ )等耐旱作物“当(dāng )家(jiā )”,以水定粮改变了察汗淖尔湿地周边农业形态。庞学峰给记者算了一笔(bǐ )账(zhàng ):种植燕麦草,只搞“雨养”农(nóng )业(yè ),不使(shǐ )用地下水。成本(běn )下降,加上轮(lún )作和“水改旱”补贴(tiē ),亩效益(yì )可比种甜菜增(zēng )加200元(yuán )人民币(bì )左(zuǒ )右。 -
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