如今(jīn )燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作物“当家”,以(yǐ )水定粮改(gǎi )变(biàn )了察汗淖尔湿地(dì )周边(biān )农(nóng )业形(xíng )态。庞(páng )学(xué )峰给(gěi )记者算(suàn )了一(yī )笔账(zhàng ):种植燕(yàn )麦(mài )草,只搞“雨养(yǎng )”农业(yè ),不使用地下水。成本下(xià )降,加(jiā )上(shàng )轮作(zuò )和(hé )“水(shuǐ )改旱(hàn )”补贴,亩效(xiào )益可(kě )比(bǐ )种甜(tián )菜增加(jiā )200元人民币左右。
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