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马克思主义、列宁主义、毛泽东思想、邓小平理论(4)
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在“
自然资源管理
”中,
命中:
13
条,耗时:小于0.01 秒
1.
Successive sheep
grazing
reduces population density of Brandt's voles in steppe grassland by altering food resources: a large manipulative experiment
作者:
Guoliang Li
;
Baofa Yin
;
Xinrong Wan
;
Wanhong Wei
;
Guiming Wang…
关键词:
Biodiversity loss
;
Food quality
;
Food quantity
;
Pest management
;
Rotational
grazing
刊名:Oecologia
出版者:Springer Berlin / Heidelberg
年:2016
2.
Soil-extractable phosphorus and phosphorus saturation threshold in beef cattle pastures as affected by
grazing
management and forage type
作者:
Gilbert C. Sigua (1) Chad C. Chase Jr. (2) Joseph Albano (3)
关键词:
Beef cattle pastures
;
Degree of soil phosphorus saturation
;
Forage type
;
Phosphorus
;
Rotational
grazing
;
Subtropical
;
Zero
grazing
刊名:Environmental Science and Pollution Research
年:2014
3.
Rangeland management impacts on the properties of clayey soils along
grazing
gradients in the semi-arid grassland biome of South Africa
作者:
E. Kotz¨¦
;
A. S
;
hage-Hofmann
;
J.-A. Meinel
;
C.C. du Preez
;
W. Amelung
关键词:
Continuous
grazing
;
Piosphere
;
Rangeland management systems
;
Rotational
grazing
;
Soil aggregates
;
Soil organic matter
刊名:Journal of Arid Environments
年:2013
4.
Improving Environmental Management on Small-scale Farms: Perspectives of Extension Educators and Horse Farm Operators
作者:
Perry-Hill Rebecca
;
Prokopy Linda
关键词:
Conservation practices
;
Water quality
;
Horse farm
;
Diffusion
;
BMP
;
Equine management
刊名:Environmental Management
出版者:Springer New York
年:2015
5.
Long-term cattle gain responses to stocking rate and
grazing
systems in northern mixed-grass prairie
作者:
Justin D. Derner
;
Richard H. Hart
;
Michael A. Smith
;
James W. Waggoner Jr.
关键词:
Average daily gain
;
Continuous
grazing
;
Grazing
pressure
;
Rotational
grazing
;
Short-duration
grazing
;
Spring precipitation
刊名:Livestock Science
年:2008
6.
The interplay of knowledge, attitude and practice of livestock farmers' land management against desertification in the South African Kalahari
作者:
Taryn M. Konga
;
b
;
tarynmkong@gmail.com" class="auth_mail
;
Diane E. Austinc
;
daustin@email.arizona.edu" class="auth_mail
;
Klaus Kellnerb
;
klaus.kellner@nwu.ac.za" class="auth_mail
;
Barron J. Orra
;
barron@email.arizona.edu" class="auth_mail
关键词:
Dryland restoration
;
Land degradation
;
Land reform
;
Local knowledge
;
Participatory evaluation
;
Sustainable land management
刊名:Journal of Arid Environments
年:June, 2014
7.
Evaluation of deficit irrigation for efficient sheep production from permanent sown pastures in a dry continental climate
作者:
S. Atesa
;
b
;
s.ates@cgiar.org
;
S. Isika
;
G. Kelesa
;
c
;
A.H. Aktasa
;
M. Louhaichib
;
V. Nangiab
关键词:
Forage production
;
Grazing
management
;
Lamb production
;
Liveweight gain
;
Water productivity
;
Water scarcity
刊名:Agricultural Water Management
年:2013
8.
The effect of
grazing
management on livestock exposure to parasites via the faecal–oral route
作者:
L.A. Smith
;
G. Marion
;
D.L. Swain
;
P.C.L. White
;
M.R. Hutchings
关键词:
Livestock behaviour
;
Farm management
;
Macroparasites
;
Microparasites
;
Agent-based modelling
刊名:Preventive Veterinary Medicine
年:2009
9.
Impacts of
Rotational
Grazing
and Riparian Buffers on Physicochemical and Biological Characteristicsof Southeastern Minnesota, USA, Streams
作者:
Laurie A. Sovell
;
Bruce Vondracek
;
Julia A. Frost and Karen G. Mumford
关键词:
KEY WORDS
;
Riparian areas
;
Rotational
grazing
;
Wooded buffers
;
Midwestern streams
;
Grass buffers
;
Water chemistry
;
Aquatic insects
;
Fish
;
Physical habitat
;
Stream theory
刊名:Environmental Management
出版者:Springer New York
年:2000
10.
Grazed Riparian Management and Stream Channel Response in Southeastern Minnesota (USA) Streams
作者:
Joseph A. Magner
;
Bruce Vondracek and Kenneth N. Brooks
关键词:
Short duration
grazing
;
Channel stream bank
;
Channel stream bed
;
Habitat
;
Benthic IBI
刊名:Environmental Management
年:2008
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