如今燕麦草、小杂粮、覆膜马铃薯(shǔ )等耐旱(hàn )作物“当家”,以水定粮改(gǎi )变了察汗(hàn )淖尔湿地周边农业形态。庞学(xué )峰给记者算了(le )一笔(bǐ )账(zhàng ):种植燕麦(mài )草,只搞“雨养”农业(yè ),不使用(yòng )地下(xià )水(shuǐ )。成本下降,加上轮作和“水(shuǐ )改旱(hàn )”补(bǔ )贴(tiē ),亩效益可比种甜菜增加(jiā )200元人民币左右。 -
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