如今燕(yàn )麦草、小杂(zá )粮、覆膜马铃(líng )薯(shǔ )等耐旱作物“当(dāng )家”,以水(shuǐ )定粮改变了察汗(hàn )淖(nào )尔湿地周(zhōu )边农业形态。庞学峰给记者算了一笔账:种植燕(yàn )麦草,只搞“雨养(yǎng )”农业,不使用地下水。成本下降,加上(shàng )轮作和“水改(gǎi )旱”补贴,亩效益(yì )可比种甜菜增加(jiā )200元人民(mín )币左右。 -
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