如今燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作(zuò )物“当家”,以水定粮改变(biàn )了察汗淖尔湿地(dì )周边农业(yè )形态。庞学峰(fēng )给记者算了一笔账:种植燕麦草,只搞“雨养”农业(yè ),不(bú )使(shǐ )用地下水。成(chéng )本下降(jiàng ),加(jiā )上(shàng )轮作和“水改旱”补贴,亩效(xiào )益可比种甜菜增加200元人民(mín )币左(zuǒ )右。 -
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