如今燕麦草(cǎo )、小杂(zá )粮、覆膜(mó )马铃薯(shǔ )等耐旱(hàn )作物“当家”,以水定粮改变了察(chá )汗淖尔湿地周边(biān )农业形(xíng )态。庞学峰给记者算了(le )一(yī )笔(bǐ )账:种植燕麦草,只搞“雨养”农业,不使(shǐ )用地(dì )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元人民币左(zuǒ )右。 -
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