如今燕麦草、小(xiǎo )杂粮、覆膜(mó )马(mǎ )铃薯(shǔ )等耐(nài )旱(hàn )作物“当(dāng )家”,以水定粮改(gǎi )变(biàn )了察(chá )汗淖尔湿地周(zhōu )边(biān )农(nóng )业形(xíng )态(tài )。庞学(xué )峰(fēng )给(gěi )记者算了一笔(bǐ )账:种(zhǒng )植燕麦草,只搞“雨养”农业,不使(shǐ )用地下水(shuǐ )。成本下降(jiàng ),加(jiā )上(shàng )轮作(zuò )和“水改(gǎi )旱”补贴,亩效益可(kě )比种甜菜(cài )增(zēng )加200元(yuán )人民币左右。
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