如今燕(yàn )麦草、小杂粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水定粮改变了察汗淖尔(ěr )湿(shī )地周边农(nóng )业形态。庞学峰给记者算了一笔(bǐ )账:种植燕麦草,只(zhī )搞“雨养”农(nóng )业(yè ),不使用地(dì )下水。成本下降(jiàng ),加上轮作和“水改旱”补贴,亩效(xiào )益可比种甜菜增(zēng )加200元(yuán )人民(mín )币(bì )左右。 -
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