如(rú )今(jīn )燕麦草、小(xiǎo )杂粮、覆膜马铃(líng )薯等耐旱作物“当(dāng )家(jiā )”,以水定粮改变了察汗淖尔湿地周边(biān )农业形态。庞学峰给记者算了一笔账:种植燕麦草,只搞“雨养”农(nóng )业,不使(shǐ )用地下(xià )水(shuǐ )。成本下降,加(jiā )上轮作和“水改(gǎi )旱”补贴,亩效(xiào )益可(kě )比种甜菜增加200元人民币左(zuǒ )右(yòu )。 -
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