如今燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水定粮改(gǎi )变了察汗(hàn )淖尔(ěr )湿地周边农业形(xíng )态。庞学峰给记者算了一笔(bǐ )账:种植燕麦草,只(zhī )搞“雨养”农业,不使(shǐ )用(yòng )地(dì )下水。成本下降(jiàng ),加上(shàng )轮作和“水改旱”补贴,亩效益可比种甜(tián )菜增加200元(yuán )人民币左右。 -
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