如(rú )今燕(yàn )麦草、小杂粮、覆膜马铃(líng )薯(shǔ )等耐旱作物“当(dāng )家(jiā )”,以水定(dìng )粮改变了察汗淖尔湿地周边农业形态。庞学峰给记者算了一笔账:种植(zhí )燕(yàn )麦草,只搞“雨养”农业,不(bú )使(shǐ )用地下水。成本下降,加上轮作和“水改旱(hàn )”补贴,亩效(xiào )益可(kě )比种甜(tián )菜增加(jiā )200元人民币左右。 -
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