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中图分类法(24)
马克思主义、列宁主义、毛泽东思想、邓小平理论(5)
哲学、宗教(2)
军事(8)
天文学、地球科学(2)
农业科学(2)
在“
自然资源管理
”中,
命中:
24
条,耗时:0.0109947 秒
1.
Pollination and seed set of an obligatory outcrossing plant in an urban-peri-urban gradient
作者:
Hans A.F. Verbovena
;
Wim Aertsena
;
Rein Brysb
;
c
;
Martin Hermya
;
Martin.Hermy@ees.kuleuven.be" class="auth_mail
关键词:
Trifolium repens
;
White clover
;
Bees
;
Reproductive
success
;
Fragmentation
;
Urban ecology
刊名:Perspectives in Plant Ecology, Evolution and Systematics
年:41810
2.
Some Bryozoa species recently introduced into the Azores:
reproductive
strategies as a proxy for further spread
作者:
J. Micael
;
N. Jardim
;
C. Núñez
;
A. Occhipinti-Ambrogi…
刊名:Helgoland Marine Research
出版者:Springer Berlin Heidelberg
年:2016
3.
Effects of traditional management for mescal production on the diversity and genetic structure of Agave potatorum (Asparagaceae) in central Mexico
作者:
Lizeth I. Félix-Valdez
;
Ofelia Vargas-Ponce…
关键词:
Endemic plant
;
Germplasm banks
;
Incipient domestication
;
Plant extraction
;
Population genetics
;
Tehuacán
;
Cuicatlán Valley
刊名:Genetic Resources and Crop Evolution
出版者:Springer Netherlands
年:2016
4.
Sociality in cats: A comparative review
作者:
John W.S. Bradshaw
;
J.W.S.Bradshaw@bristol.ac.uk" class="auth_mail" title="E-mail the corresponding author
关键词:
felidae
;
domestic cat
;
social behavior
;
communication
刊名:Journal of Veterinary Behavior: Clinical Applications and Research
年:2016
5.
Reproductive
biology of Spondias tuberosa Arruda (Anacardiaceae), an endemic fructiferous species of the caatinga (dry forest), under different management conditions in northeastern Brazil
作者:
A.L.S. Almeidaa
;
alysonluiz@gmail.com
;
U.P. Albuquerqueb
;
upa@db.ufrpe.br
;
upa677@hotmail.com
;
C.C. Castrob
;
cibelecastro@hotmail.com
关键词:
Anthropogenic disturbance
;
Dry forests
;
Ethnobotany
;
Native resources
;
Pollination
刊名:Journal of Arid Environments
年:2011
6.
Forest elephants: fission-fusion and social arenas
作者:
Vicki Fishlocka
;
b
;
vfishlock@elephanttrust.org
;
Phyllis C. Leea
;
b
关键词:
African forest elephant
;
aggregation
;
fission&ndash
;
fusion
;
Loxodonta africana cyclotis
;
social interaction
刊名:Animal Behaviour
年:2013
7.
Brood ranging behaviour and breeding
success
of the threatened little bustard in an intensified cereal farmland area
作者:
Oriol
;
Lapiedraa
;
b ;
1 ;
Anna
;
Ponjoana
;
b ;
;
aponjoan@yahoo.com
;
Anna
;
Gameroa
;
Gerard
;
Botab
;
Santi
;
Mañ
;
osaa
关键词:
Ranging behaviour
;
Farmland management
;
Arthropod availability
;
Steppe-bird conservation
;
Agricultural intensification
;
Lleida plains
刊名:Biological Conservation
年:2011
8.
Strategies to improve the
reproductive
efficiency of goats in Brazil
作者:
J.F. Nunesa
;
ferreiranunes@pq.cnpq.br"" rel=""nofollow
;
C.C.M. Salgueirob
关键词:
Goat
;
Semen
;
Cryopreservation
;
Reproduction
;
Brazil
刊名:Small Ruminant Research
年:2011
9.
Identifying optimal feeding habitat and proposed Marine Protected Areas (pMPAs) for the black-legged kittiwake (Rissa tridactyla) suggests a need for complementary management approaches
作者:
Lorraine S. Chivers
;
Mathieu G. Lundy
;
Kendrew Colhoun
;
Stephen F. Newton
;
Jonathan D.R. Houghton
;
Neil Reid
关键词:
GPS loggers
;
Maxent
;
Optimal habitat
;
Seabirds
;
Species distribution modelling
;
Time-depth recorders
刊名:Biological Conservation
年:2013
10.
Guess the impact of Ips typographus¡ªAn ecosystem modelling approach for simulating spruce bark beetle outbreaks
作者:
Anna Maria Jö
;
nssona
;
Anna_Maria.Jonsson@nateko.lu.se
;
Leif Martin Schroederb
;
Fredrik Lagergrena
;
Olle Anderbrantc
;
Benjamin Smitha
关键词:
Climate change
;
Forest management
;
LPJ-GUESS
;
Risk analysis
刊名:Agricultural and Forest Meteorology
年:2012
1
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