如(rú )今(jīn )燕麦草、小杂粮、覆膜(mó )马(mǎ )铃薯等耐(nài )旱作物“当家”,以水(shuǐ )定(dìng )粮改(gǎi )变了察汗淖尔湿地(dì )周(zhōu )边农业(yè )形态。庞(páng )学峰给记(jì )者算(suàn )了一笔账(zhàng ):种(zhǒng )植燕麦草,只搞“雨(yǔ )养”农业(yè ),不使用(yòng )地下水。成本下降,加(jiā )上轮作(zuò )和“水改(gǎi )旱”补贴(tiē ),亩效益(yì )可比种甜(tián )菜增(zēng )加(jiā )200元人(rén )民(mín )币左右。
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