春(chūn )天一(yī )来(lái ),商都县农牧和科技局局长庞学峰便忙(máng )于入农(nóng )户、进(jìn )田(tián )头,落(luò )实低耗水(shuǐ )作物(wù )种植(zhí )计划(huá )。“从(cóng )前都(dōu )是(shì )把旱(hàn )地改良(liáng )为水地,提高(gāo )农(nóng )业单产(chǎn )。现(xiàn )在(zài )‘水改(gǎi )旱’,只为保护察汗淖尔湿地。”
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