春(chūn )天一来(lái ),商都(dōu )县农牧(mù )和科技(jì )局局长庞(páng )学峰便忙于入农(nóng )户、进田(tián )头,落(luò )实(shí )低(dī )耗(hào )水(shuǐ )作物(wù )种(zhǒng )植计划。“从前都是(shì )把旱(hàn )地(dì )改良为水地,提高农(nóng )业单(dān )产。现(xiàn )在(zài )‘水改旱’,只为保护察(chá )汗淖尔(ěr )湿(shī )地(dì )。”
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