如今燕麦草、小杂粮、覆膜马铃薯等耐旱(hàn )作物“当家”,以(yǐ )水定粮改变了察汗(hàn )淖尔(ěr )湿地(dì )周边农业形态。庞学峰给记者算了一笔账:种植(zhí )燕(yàn )麦草,只搞(gǎo )“雨养”农业(yè ),不使(shǐ )用地下水(shuǐ )。成本下降(jiàng ),加上轮作和(hé )“水改(gǎi )旱”补贴,亩效益(yì )可比种甜菜增加200元人民币(bì )左右。 -
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