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中图分类法(13)
马克思主义、列宁主义、毛泽东思想、邓小平理论(3)
哲学、宗教(2)
军事(3)
天文学、地球科学(3)
农业科学(2)
在“
自然资源管理
”中,
命中:
13
条,耗时:小于0.01 秒
1.
Genetic variation and plant performance in fragmented
population
s of globeflowers (Trolliuseuropaeus) within agricultural landscapes
作者:
Charlotte Klank (1) charlotte.klank@env.ethz.ch Jaboury Ghazoul (1) Andrea R. Pluess (1)
关键词:
Absolute severity of competition
8211
;
AFLP
8211
;
Genetic diversity and differentiation
8211
;
Population
size
8211
;
Plant performance
8211
;
Nursery pollination
刊名:Conservation Genetics
出版者:Springer Netherlands
年:2012
2.
Variable rates of random genetic drift in protected
population
s of English yew: implications for gene pool conservation
作者:
Igor J. Chybicki (1) igorchy@ukw.edu.pl Andrzej Oleksa (1) Katarzyna Kowalkowska (1)
关键词:
Population
size
8211
;
Allelic richness
8211
;
Inbreeding
8211
;
Ex situ conservation
8211
;
Taxus baccata
刊名:Conservation Genetics
年:2012
3.
Concurrent effects of resource pulse amount, type, and frequency on community and
population
properties of consumers in detritus-based systems
作者:
Donald A. Yee (1) donald.yee@usm.edu Steven A. Juliano (2)
关键词:
Detritus
8211
;
Mosquitoes
8211
;
Oviposition
8211
;
Productivity
8211
;
Resource subsidies
刊名:Oecologia
出版者:Springer Berlin / Heidelberg
年:2012
4.
Water Poverty Situation of Medium-
size
d River Basins in Nepal
作者:
Vishnu Prasad Pandey (13) e_vishnupandey@yahoo.com Sujata Manandhar (2) Futaba Kazama (1)
关键词:
Water poverty index
8211
;
Water resources
8211
;
River basin
8211
;
Nepal
刊名:Water Resources Management
出版者:Springer Netherlands
年:2012
5.
Exploring Fog Water Harvesting Potential and Quality in the Asir Region, Kingdom of Saudi Arabia
作者:
P. Gandhidasan (1) pgandhi@kfupm.edu.sa H. I. Abualhamayel (1)
关键词:
Asir region
8211
;
Kingdom of Saudi Arabia
8211
;
large fog collectors
8211
;
fog water collection
8211
;
experiments
8211
;
chemical analyses
8211
;
economic analysis
刊名:Pure and Applied Geophysics
出版者:Birkh盲user Basel
年:2012
6.
Phytoplankton biomass is mainly controlled by hydrology and phosphorus concentrations in tropical hydroelectric reservoirs
作者:
Luciana M. Rangel (1) L煤cia H. S. Silva (1) Priscila Rosa (2) F谩bio Roland (2) Vera L. M. Huszar (1) vhuszar@gbl.com.br
关键词:
Cyanobacteria
8211
;
Nitrogen
;
fixing
8211
;
Nutrients
8211
;
Phytoplankton limitation
8211
;
Water residence time
8211
;
Zooplankton grazing
刊名:Hydrobiologia
年:2012
7.
Spatial genetic structure of Coccoloba cereifera (Polygonaceae), a critically endangered microendemic species of Brazilian rupestrian fields
作者:
Rennan G. Moreira
;
Ross A. McCauley
;
Aurea C. Cort¨¦s-Palomec
;
G. Wilson Fernandes and Ken Oyama
关键词:
Rupestrian fields
8211
;
Microsatellite
8211
;
Rare
8211
;
Narrow
8211
;
Endemism
8211
;
Trioecy
刊名:Conservation Genetics
年:2010
8.
Isozyme polymorphism and genetic differentiation in natural
population
s of an endemic tetraploid species Avena maroccana in Morocco
作者:
Toshinobu Morikawa and J. Mike Leggett
关键词:
Avena maroccana
;
Genetic differentiation
;
Genetic diversity
;
Isozyme
;
Oat
;
Plant germplasm
刊名:Genetic Resources and Crop Evolution
年:2008
9.
Management of Alluvial Aquifers in Two Southern African Ephemeral Rivers: Implications for IWRM
作者:
Gerardo Benito
;
Rick Rohde
;
Mary Seely
;
Christoph K¨¹lls
;
Ofer Dahan
;
Yehouda Enzel
;
Simon Todd
;
Blanca Botero
;
Efrat Morin and Tamir Grodek
;
et al.
关键词:
Namibia
;
South Africa
;
Ephemeral rivers
;
Groundwater recharge
;
Flood hydrology
;
Integrated water resource management
;
IWRM
刊名:Water Resources Management
年:2010
10.
Socio-economic and ecological determinants in wetland fisheries in the Yala Swamp
作者:
Samuel Mazera Mwakubo
;
Moses Muriira Ikiara and Richard Abila
关键词:
Yala swamp
;
Sustainable fishery
;
Integrated management
;
Cobb
8211
;
Douglas production function and water quality
刊名:Wetlands Ecology and Management
出版者:Springer Netherlands
年:2007
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