如(rú )今燕麦草(cǎo )、小杂(zá )粮、覆膜马铃薯(shǔ )等耐旱作物“当家”,以水定(dìng )粮改变了察汗淖尔(ěr )湿地(dì )周(zhōu )边(biān )农(nóng )业形态。庞学(xué )峰(fēng )给记者(zhě )算了(le )一笔账:种植燕(yàn )麦草,只搞(gǎo )“雨养”农业,不(bú )使用地(dì )下水。成本下降,加上(shàng )轮作和“水改(gǎi )旱”补贴(tiē ),亩效益(yì )可(kě )比(bǐ )种甜菜增加200元(yuán )人民(mín )币左(zuǒ )右(yòu )。
Copyright © 2008-2018