如今燕麦草、小杂(zá )粮、覆膜(mó )马(mǎ )铃(líng )薯(shǔ )等耐旱作物“当家(jiā )”,以水定粮改变了察(chá )汗淖尔湿地周边农业形态(tài )。庞学峰给记者算了一笔(bǐ )账:种植(zhí )燕麦草(cǎo ),只搞“雨养”农业,不使(shǐ )用地(dì )下水(shuǐ )。成本下降,加上轮作和“水改旱”补贴,亩效(xiào )益可比种(zhǒng )甜菜(cài )增加200元人民币左右。 -
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