如(rú )今燕麦草、小杂(zá )粮、覆膜马铃薯(shǔ )等耐旱作物“当(dāng )家”,以水定粮改变了察汗淖尔湿地周边(biān )农(nóng )业形态。庞学峰(fēng )给记者算了一笔(bǐ )账:种植(zhí )燕麦草(cǎo ),只搞“雨养”农业,不使用地下水。成本下降,加(jiā )上轮作和“水改旱”补贴,亩效益(yì )可比种甜(tián )菜(cài )增加(jiā )200元人民币左右。 -
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