如(rú )今(jīn )燕(yàn )麦草、小杂粮、覆膜(mó )马铃薯(shǔ )等耐旱作物“当家”,以(yǐ )水定粮改(gǎi )变了察汗淖尔湿(shī )地周边农业形态。庞(páng )学峰给记者算了一笔账:种植燕麦草,只(zhī )搞(gǎo )“雨养”农(nóng )业,不(bú )使(shǐ )用地下水。成(chéng )本下降,加上(shàng )轮作和“水改旱”补贴,亩效益可比种甜菜增加200元人民币(bì )左右。 -
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