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森林保护学
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forest protection
森林保护学
研究林业有害生物的生物学特性、危害发生原因与规律及其防治理论与技术的学科。林学分支学科。
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National Advertising Zone
National Aerobatic Team (PAN) Frecce Tricolori
National Aeronautics and Space Administration
National Affairs Constitution
National Agricultural Atlas of the People’s Republic of China
national agricultural comprehensive development high-tech demonstration zone
National Agricultural Library
National Agricultural Research Organizations of Japan
National Agricultural Sustainable Development Plan (2015—2030)
National Agriculture and Food Research Organization
National Ainu Museum
National Air and Space Museum
National Alliance
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National and Kapodistrian University of Athens
National Animal Disease Center
National Animal Quarantine Institute, Ministry of Agriculture of the People's Republic of China
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national anthem
National Aquatics Center
National Aquatics Center (Water Cube)
National Archaeological Museum of Athens
National Archives and Records Administration
National Archives and Records Centre Act of Singapore
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