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水土保持灌草措施
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水土保持灌草措施
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农学
牧区水利
释
soil and water conservation forest-grass measures
水土保持灌草措施
采用灌草植被对水土流失区域进行恢复植被,减少地面土壤侵蚀,通过造林、种草及其管护措施增加植被覆盖率,进而维护和提高草地生产力的措施手段。
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National Woodworking Machinery Quality Supervision and Inspection Center
National Workers' Games of the People's Republic of China
National Working Conference on Tourism Development
National Work Meeting on Chinese Operatic Plays
National Workshop on Chinese Calligraphy
National Wuchang Higher Teacher School
Nation Colloquia of Stage Art Theory on 1981
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nationwide survey on the distribution of human parasite infection
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