نتایج جستجو برای: multipurpose forestry

تعداد نتایج: 12878  

2011
Y. H. MAI E. MWANGI M. WAN

This review charts out recent developments in gender research in forestry research, with a focus on tropical and dry forests in developing countries. We reviewed 121 publications extracted from the Web of Knowledge database and publications by the Center for International Forestry Research for the past 10 years. Over the past decade (2000–2011) gender-focused forestry research has been dominate...

1983
Gerald A. Wilson Eric A. Domeshek Ellen L. Drascher Jeffrey S. Dean

This paper describes a knowledge-based useroriented interface system which is unique in its combined use of data base, graphics, and AI technologies. All of the data presented to the user, as well as all of the data input by the user, is maintained and used as abstract “objects” using an AI object-oriented knowledge representation approach. However, the system employs a relational data base as ...

2000
Chun-Shien Lu Hong-Yuan Mark Liao Liang-Hua Chen

A novel audio protection and authentication scheme is proposed in this paper. By quantizing a host audio’s FFTcoefficients as masking threshold units (MTUs), two complementary watermarks are designed and embedded using our cocktail watermarking method. For audio protection, high robustness can be achieved; whereas for audio authentication, tampered regions can be detected. Both of the above men...

2007
Andrew Callister David Bush Sally Collins Wayne Davis

Prospects for genetic improvement of Eucalyptus cladocalyx in Western Australia Andrew Callister, David Bush, Sally Collins, Wayne Davis 1 ITC Forestry, PO Box 1421 Albany, WA 6331. [email protected] 2 Ensis Genetics, PO Box E4008 Kingston ACT 2604. [email protected] ITC Forestry, PO Box 1421 Albany, WA 6331. [email protected] 4 ITC Forestry, PO Box 1421 Alba...

2017

Agriculture, forestry, fishing, and hunting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,460 25.3 2.7 1.1 24.5 Crop production. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1,206 24.4 2.0 1.6 29.8 Animal production and aquaculture. . . . . . . . . . . . . . . . . . . . . . ...

2015

Agriculture, forestry, fishing, and hunting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,237 24.7 2.8 1.0 23.1 Crop production. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1,107 25.6 3.1 1.5 30.5 Animal production and aquaculture. . . . . . . . . . . . . . . . . . . . . . ...

2012
Anthony S. Eallonardo Donald J. Leopold Jason D. Fridley John C. Stella

Eallonardo Jr, A.S. (corresponding author, [email protected]) & Leopold, D.J. ([email protected]): Department of Environmental and Forest Biology, State University of New York College of Environmental Science and Forestry, 1 Forestry Drive, Syracuse, NY, 13210, USA Fridley, J.D. ([email protected]): Department of Biology, Syracuse University, 107 College Place, Syracuse, NY, 13244, USA Stel...

Journal: :international journal of agricultural management and development 2011
michael g. kanyi tom vandenbosch fredrick u. ngesa joash k. kibett george muthaa

the farmers of the future (fof) initiative implemented a programme of integrating natural resources management in the basic education curriculum. the purpose of the study was to document activities and determine the effects of fof programme on primary school learners’ perceptions towards natural resources management by comparing learners involved in the fof programme and those not involved. fur...

2009
Keith Stockmann James Burchfield Dave Calkin Tyron Venn

a USDA, Forest Service, Northern Region, 200 E. Broadway, Missoula, MT 59807, USA b College of Forestry and Conservation, University of Montana, Missoula MT, 59812, USA c USDA, Rocky Mountain Research Station, Forestry Sciences Laboratory, 800 East Beckwith Ave, Missoula, MT 59801, USA d Natural Resource Economics, College of Forestry and Conservation, University of Montana, Missoula MT, 59812,...

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