如(rú )今(jīn )燕麦草(cǎo )、小(xiǎo )杂粮、覆(fù )膜马铃薯(shǔ )等耐旱作物“当(dāng )家”,以水定粮(liáng )改变了察汗淖尔湿地周边(biān )农(nóng )业形(xíng )态(tài )。庞学(xué )峰给记(jì )者算了(le )一笔账(zhàng ):种(zhǒng )植燕麦草(cǎo ),只(zhī )搞“雨养”农业,不使用(yòng )地(dì )下水。成(chéng )本下降(jiàng ),加(jiā )上轮作和“水改旱(hàn )”补贴,亩效益可(kě )比种甜菜增加200元(yuán )人民币(bì )左右。
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