如(rú )今燕麦草、小杂(zá )粮、覆膜马(mǎ )铃薯(shǔ )等耐旱作物“当家”,以水(shuǐ )定粮改变(biàn )了察汗淖尔湿地周边(biān )农业形(xíng )态。庞学峰给记者算(suàn )了一笔账(zhàng ):种植燕麦草,只搞“雨养”农业(yè ),不使(shǐ )用地下水。成本下降,加上(shàng )轮作和(hé )“水改(gǎi )旱”补贴,亩效益可比种甜(tián )菜增加200元人民币(bì )左右。 -
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