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  如今燕麦草、小杂粮、覆(fù )膜马铃(líng )薯(shǔ )等(děng )耐旱(hàn )作(zuò )物“当(dāng )家(jiā )”,以水定粮改(gǎi )变(biàn )了察(chá )汗(hàn )淖(nào )尔(ěr )湿(shī )地(dì )周边农(nóng )业形(xíng )态。庞学(xué )峰给(gěi )记者算了一(yī )笔账(zhàng ):种植燕麦草,只搞(gǎo )“雨养”农业(yè ),不使(shǐ )用地下水。成(chéng )本下降,加上轮作和(hé )“水(shuǐ )改旱”补贴(tiē ),亩效益可比种(zhǒng )甜菜增(zēng )加200元人(rén )民币左右。

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