如(rú )今燕麦草、小杂粮、覆膜马铃薯(shǔ )等耐旱作物“当家”,以水定粮改变了察汗淖尔湿地(dì )周边(biān )农业形(xíng )态。庞学峰给(gěi )记者算了一笔账:种植燕(yàn )麦草,只(zhī )搞“雨养”农业,不(bú )使用(yòng )地(dì )下水。成本下降,加上(shàng )轮作和“水改旱”补贴,亩效(xiào )益可比(bǐ )种甜(tián )菜增(zēng )加200元人民(mín )币左右。 -
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