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马克思主义、列宁主义、毛泽东思想、邓小平理论(5)
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天文学、地球科学(1)
在“
自然资源管理
”中,
命中:
10
条,耗时:0.0580046 秒
1.
From farm to gun and no way back: Habsburg gunpowder production in the eighteenth century and its impact on agriculture and soil fertility
作者:
Dino Güldner
;
Fridolin Krausmann
;
Verena Winiwarter
关键词:
Saltpeter
;
Military
;
Soil fertility
;
Nutrient cycling
;
Environmental history
;
Long
;
term socioecological research (LTSER)
刊名:Regional Environmental Change
出版者:Springer Berlin / Heidelberg
年:2016
2.
Ecological
Agro
-ecosystem Sustainable Development in Relationship to Other Sectors in the Economic System, and Human Ecological Footprint and Imprint
作者:
Safwat H. Shakir Hannaa
;
safwat_shakir@yahoo.com" class="auth_mail" title="E-mail the corresponding author
;
Irvin W. Osborne-Leeb
;
Gian Paolo Cesarettic
;
Rosa Missod
;
Magdy T. Khalile
关键词:
Ecological Footprint
;
Global Crop Model (GCM)
;
Human Population Growth
;
Value Added of Global Agriculture Systems
;
Maintenance Index of Cropping System.
刊名:Agriculture and Agricultural Science Procedia
年:2016
3.
Assessing the sustainability of small-scale anaerobic digestion systems with the introduction of the emergy efficiency index (EEI) and adjusted yield ratio (AYR)
作者:
Andrew R. Moss
;
Stephanie A. Lansing
;
slansing@umd.edu" class="auth_mail
;
David R. Tilley
;
Katherine H. Klavon
关键词:
Biogas
;
Manure
;
Wastewater
;
Haiti
;
Energy
刊名:Ecological Engineering
年:March, 2014
4.
Nutritive value of some non-conventional feed resources of Ethiopia determined
by
chemical analyses and an in vitro gas method
作者:
T. Negesse
;
H.P.S. Makkar
;
K. Becker
关键词:
Agro
-
industrial
by
-
products
;
Secondary compounds
;
Metabolizable energy
;
Nutritive value
;
Organic matter digestion
刊名:Animal Feed Science and Technology
年:2009
5.
Legumes for mitigation of climate change and the provision of feedstock for biofuels and biorefineries. A review
作者:
Erik Steen Jensen (1) Mark B. Peoples (2) Robert M. Boddey (3) Peter M. Gresshoff (4) Henrik Hauggaard-Nielsen (5) Bruno J.R. Alves (3) Malcolm J. Morrison (6)
关键词:
Legumes
;
Biological N2 fixation
;
Carbon sequestration
;
Greenhouse gases
;
Biorefinery
;
Biofuels
刊名:
Agro
nomy for Sustainable Development
年:2012
6.
Feeding strategies to increase small ruminant production in dry environments
作者:
H. Ben Salem
;
T. Smith
关键词:
Small ruminants
;
Feeding strategies
;
Cereal crop residues
;
Agro
-
industrial
by
-
products
;
Fodder shrubs
;
Dry environment
;
Technology adoption
刊名:Small Ruminant Research
年:2008
7.
A Global Model Tracking Water, Nitrogen, and Land Inputs and Virtual Transfers from
Industrial
ized Meat Production and Trade
作者:
Marshall Burke
;
Kirsten Oleson
;
Ellen McCullough and Joanne Gaskell
关键词:
Industrial
livestock production
;
Virtual transfers
;
Feed use
;
Water use
;
Nitrogen transport
;
Land use
;
Trade and environment
;
Environmental impact of meat
刊名:Environmental Modeling and Assessment
年:2009
8.
Nanotechnology applications in pollution sensing and degradation in agriculture: a review
作者:
Sunandan Baruah and Joydeep Dutta
关键词:
Nanotechnology
;
Agriculture
;
Sensor
;
Nanoparticle
;
Pollutant
;
Degradation
;
Photocatalysis
刊名:Environmental Chemistry Letters
年:2009
9.
Evaluation of non-conventional
agro
-
industrial
by
-
products
as supplementary feeds for ruminants: in vitro and metabolism study with sheep
作者:
Mekasha
;
Yoseph
;
Tegegne
;
Azage
;
Yami
;
Alemu
;
Umunna
;
N.N.
关键词:
Non-conventional feeds
;
Feed evaluation
;
Feed utilization
;
Sheep
刊名:Small Ruminant Research
年:2002
10.
Availability and use of feed resources in crop–animal systems in Asia
作者:
Devendra
;
C.
;
et. al.
关键词:
Asia
;
Crop&ndash
;
animal systems
;
Feed resources
;
Crop residues
;
Forages
;
Supplementation
刊名:Agricultural Systems
年:2002
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