如(rú )今燕麦草(cǎo )、小(xiǎo )杂粮、覆(fù )膜马铃薯等耐旱作物“当家”,以水定(dìng )粮改(gǎi )变了察汗淖尔湿地(dì )周边农业形态。庞学峰给记者算了一笔账:种(zhǒng )植(zhí )燕麦草,只搞“雨养”农(nóng )业,不使(shǐ )用地下水。成本下降(jiàng ),加上(shàng )轮作和“水改旱”补贴,亩效益可比种甜(tián )菜(cài )增加200元人民币左右。 -
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