如今(jīn )燕麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物(wù )“当家”,以水定粮改(gǎi )变(biàn )了察(chá )汗淖尔湿(shī )地周边(biān )农业形态。庞学峰给记者算了一笔(bǐ )账:种植燕麦草,只搞“雨养”农(nóng )业,不使(shǐ )用地下水。成本(běn )下降,加上轮作和“水(shuǐ )改旱”补贴(tiē ),亩效益可(kě )比种甜菜增加200元(yuán )人民币左右。 -
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