春天(tiān )一(yī )来,商都(dōu )县农牧和(hé )科技局局(jú )长庞学峰(fēng )便忙于(yú )入(rù )农户、进田(tián )头,落实低耗水作物种(zhǒng )植计划(huá )。“从前都(dōu )是把旱(hàn )地改良(liáng )为(wéi )水(shuǐ )地(dì ),提高农业(yè )单产。现(xiàn )在‘水(shuǐ )改旱’,只(zhī )为保护察汗淖(nào )尔湿(shī )地(dì )。”
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