如今燕麦草(cǎo )、小(xiǎo )杂粮、覆膜马铃(líng )薯等耐旱作物(wù )“当家(jiā )”,以水定粮改变了(le )察汗淖尔湿地(dì )周边农(nóng )业形态。庞学峰给记(jì )者(zhě )算了(le )一笔(bǐ )账:种(zhǒng )植(zhí )燕麦草,只搞“雨养”农业,不使用地(dì )下水(shuǐ )。成本(běn )下(xià )降(jiàng ),加上(shàng )轮作和(hé )“水(shuǐ )改(gǎi )旱(hàn )”补(bǔ )贴(tiē ),亩效益可比种(zhǒng )甜菜增加200元(yuán )人(rén )民币(bì )左(zuǒ )右(yòu )。
Copyright © 2008-2018