نتایج جستجو برای: forest rehabilitation

تعداد نتایج: 174381  

2015
Moses Azong Cho Oupa Malahlela Abel Ramoelo

Indigenous forest biome in South Africa is highly fragmented into patches of various sizes (most patches < 1 km). The utilization of timber and non-timber resources by poor rural communities living around protected forest patches produces subtle changes in the forest canopy which can be hardly detected on a timely manner using traditional field surveys. The aims of this study were to assess: (i...

2015
Qiong Wang Wenjie Wang Xingyuan He Wentian Zhang Kaishan Song Shijie Han Daniel Cullen

The glycoprotein known as glomalin-related soil protein (GRSP) is abundantly produced on the hyphae and spores of arbuscular mycorrhizal fungi (AMF) in soil and roots. Few studies have focused on its amount, composition and associations with soil properties and possible land-use influences, although the data hints at soil rehabilitation. By choosing a primary forest soil as a non-degraded refer...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی صنعتی کرمان - دانشکده برق و کامپیوتر 1390

عملکردهای زیستی پروتئین ها به واکنش های شیمیایی آنها با محیط پیرامون و سایر پروتئین ها بستگی دارد. به عبارت دیگر، ساختار سه بعدی و نحوه تاخوردن اجزای پروتئین ها در فضا، چگونگی این تعاملات را تعیین می کند. تشخیص صحیح الگوی تاخوردگی پروتئین با استفاده از اطلاعات استخراج شده از توالی آن، یکی از مسائل پیچیده و بحث برانگیز در زمینه بیوانفورماتیک می باشد. در این پایان نامه، سه روش نوین مبتنی بر الگور...

2015
Mark J. Haykowsky Corey R. Tomczak Jessica M. Scott D. Ian Paterson Dalane W. Kitzman

Mark J. Haykowsky, Corey R. Tomczak, Jessica M. Scott, D. Ian Paterson, and Dalane W. Kitzman Faculty of Rehabilitation Medicine, University of Alberta, Edmonton, Alberta, Canada; Faculty of Medicine (Division of Cardiology), University of Alberta, Edmonton, Alberta, Canada; College of Kinesiology, University of Saskatchewan, Saskatoon, Saskatchewan, Canada; Universities Space Research Associat...

2004
Demel Teketay

Dryland forest resources have great socio-economic and ecological importance in countries of SSA by playing significant roles in livelihood diversification of both rural and urban households, wood and food security, providing animal feed, human health care and environmental conservation. Despite their great importance, these resources have been subjected to severe degradation, owing to several ...

Journal: :Forests 2022

Spurred by the degraded forest in 2022 Chongli Winter Olympic Games area, Chinese government initiated a national program for mountain rehabilitation. We developed method to assess quality of forests using an index system composed stand structure, site conditions, and landscape aesthetics at three criteria levels. The involves weights determined analytical hierarchy process (AHP) entropy method...

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