如今燕麦草、小杂粮、覆膜马铃薯等耐旱作物“当家(jiā )”,以水(shuǐ )定(dìng )粮改变了察汗(hàn )淖尔湿地周边(biān )农业形态。庞学(xué )峰给(gěi )记者算(suàn )了一笔(bǐ )账:种(zhǒng )植燕麦草,只搞“雨养”农业,不使(shǐ )用地下水。成本下降,加上轮作和(hé )“水改旱”补贴(tiē ),亩效(xiào )益可比(bǐ )种甜菜增加(jiā )200元人(rén )民币左右。 -
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