نتایج جستجو برای: environmental conservation

تعداد نتایج: 460175  

Journal: :JOURNAL OF RURAL PLANNING ASSOCIATION 1990

Journal: :International Journal of Research -GRANTHAALAYAH 2015

Journal: :Proceedings of the National Academy of Sciences 2020

2011
Andres Susaeta Pankaj Lal Janaki Alavalapati Evan Mercer

a 311 Cheatham Hall B (0324), Department of Forest Resources and Environmental Conservation, Virginia Polytechnic Institute and State University, Blacksburg, 24601, USA b 374 Newins Ziegler Hall, School of Forest Resources and Conservation, University of Florida, Gainesville, 32611, USA c 313 Cheatham Hall (0324), Department of Forest Resources and Environmental Conservation, Virginia Polytechn...

Journal: :Phyllomedusa: Journal of Herpetology 2007

Journal: :Japanese Journal of Zoo and Wildlife Medicine 2011

F. Alizadeh M.R. Parvin P. Farshchi

Plant Genetic Resources (PGRs) are one of the most valuable natural resources of anycountry. Biotechnology through genetic engineering of plants and the creation of new plantvarieties can increase the value of these resources. Different technical and legalmechanisms such as ex situ/in situ collection of PGRs, and Intellectual Property Rights(IPRs...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید