查询词典 silviculture

Its subject coverage:General publications and general techniques ,Silviculture ,Forest mensuration and management ,Physical environment ,Fire ,Plant biology ,Genetics and breeding. Variation. Evolution,Mycology and Pathology ,Insects and other invertebrates ,Range,Game and wildlife,Protection forests. Watershed/catchment management. Soil conservation ,Other land use. Nature conservation. Arboriculture ,Dendrochronology and dendroclimatology .

期刊的主题范围为：普通出版物和技术，造林法，森林测定法和管理，自然环境，火灾，植物生物学，遗传学和培植，变异和进化，真菌学和病理学，昆虫和其他无脊椎动物，范围，竞赛和野生生物，林业保护，分水岭和集水岭管理，水土保持，其他的土地使用和自然保护。

The journal well informs the research advances in all aspects of forestry, mainly including silviculture, soils, biometry, disease, photosynthesis, tree physiology, management and harvesting, and policy analysis .

该杂志全面提供了林业学各方面的研究进展，内容主要涉及造林学、土壤、寿命测定、疾病、光合作用、树木生理学、管理、收获和政策分析等等。

Department of Forestry, is primarily dedicated to teaching and research including forestry include: Biometry, Ecology, economics and social science, entomology and pathology, plant breeding and genetics, soils and hydrology, silviculture, social forestry and agroforestry, tree physiology, urban forestry, and wood science.

林业系主要致力于林学的教学与科研，学科领域包括生物统计学、生态学、经济学和社会科学、昆虫学和病理学、植物营养和遗传学、土壤和水文学、造林学、社会林学和农业森林学、树生理学、都市林产和木材科学等。

The researches cover silviculture, vegetation management, tree physiology, ecophysiology, dendrochronology, forest ecology, forest fire ecology, forest soil biology, biotechnology, forest genetics, forest entomology and pathology, forest practices effects on biodiversity and sustainability and forest economics etc.

该杂志研究领域涉及造林学、植被管理、树木生理学、生态生理学、树木年代学、森林生态学、森林大火生态学、森林土壤生物学、生物技术、森林遗传学、森林昆虫学与病理学、森林实践对生物多样性与稳定性的影响以及森立经济学等。

Dendrology provides students knowledge on trees necessary by forest management, silviculture, ecology, natural reserve conservation and wildlife protection, plant resources and their utilizations. So it is important for students studying forestry to learn knowledge about trees in classification, biological and ecological characteristics.

森林资源管理、退耕还林、林业生态工程、森林保护、植物资源及林产品开发利用等都离不开树木学知识，因此，作为林学的学生必须了解树木的分类、树木的生物学、生态学特性等方面知识，以便为这些课程的学习以及将来的工作提供基础。

On the other hand, Dendrology is necessary by other courses like plant resources, utilizations of wildlife, botany focused on medicine plants, silviculture, forest management, biodiversity conservation, and natural protection, etc.

同时树木学又是植物资源学、野生生物资源开发与利用、药用植物学、植物化学、森林生态学、林木培育学、森林经理学、林木良种选育、生物多样性保护、自然保护区学等学科的基础理论之一。

The microclimate and water in both preservation and silviculture belts were studied.

比较分析了保留带与造林带的小气候和水分效应。

This is the web page of Department of Silviculture(Swedish University of Agricultural Sciences).

这是森林学院的网页。

Key Laboratory of Silviculture and Forest Conservation of Ministry of Education, Beijing Forestry University, Beijing 100083, China

北京林业大学省部共建森林培育与保护教育部重点实验室，北京 100083

Key Laboratory for Silviculture and Conservation of Ministry of Education,Beijing Forestry University, Beijing 100083, China

北京林业大学省部共建森林培育与保护重点实验室，北京100083

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。