如(rú )今燕(yàn )麦草、小(xiǎo )杂(zá )粮、覆膜马铃薯等耐旱作物“当家”,以水定粮改(gǎi )变了察汗淖(nào )尔湿地周(zhōu )边(biān )农业(yè )形态。庞学峰给记者算(suàn )了一笔(bǐ )账:种植燕麦草,只搞“雨养”农业,不使用(yòng )地下水。成(chéng )本下降,加(jiā )上轮作和“水改旱”补(bǔ )贴,亩(mǔ )效益可比种甜(tián )菜增加200元人民币左右。
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