如(rú )今燕(yàn )麦草、小(xiǎo )杂(zá )粮、覆膜马铃薯(shǔ )等耐旱(hàn )作物“当家(jiā )”,以(yǐ )水定粮(liáng )改变(biàn )了(le )察(chá )汗(hàn )淖(nào )尔(ěr )湿地周边农业(yè )形态。庞学峰给记者(zhě )算了一笔账(zhàng ):种植燕麦(mài )草,只搞“雨(yǔ )养(yǎng )”农(nóng )业,不使用地下水(shuǐ )。成(chéng )本下降,加上轮作和(hé )“水(shuǐ )改旱”补贴,亩效益可比(bǐ )种(zhǒng )甜菜(cài )增加200元人(rén )民币左右。
Copyright © 2008-2018