如今燕麦草、小(xiǎo )杂(zá )粮、覆膜马铃薯等耐旱作物“当家(jiā )”,以(yǐ )水定(dìng )粮(liáng )改变了察汗淖尔(ěr )湿地周边农业(yè )形态(tài )。庞学峰给(gěi )记者算了一(yī )笔账:种植燕麦草(cǎo ),只(zhī )搞“雨养(yǎng )”农业,不(bú )使(shǐ )用地下水。成本(běn )下(xià )降,加上轮作和(hé )“水改旱”补(bǔ )贴(tiē ),亩(mǔ )效益可(kě )比种(zhǒng )甜(tián )菜增加(jiā )200元人民(mín )币(bì )左(zuǒ )右(yòu )。
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