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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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农业科学(1)
在“
自然资源管理
”中,
命中:
9
条,耗时:小于0.01 秒
1.
Proposal for Evaluation of Life-cycle Costs (LCC) of Rotary
Cultivator
s’ Tools
作者:
Erika Sujová
;
erika.sujova@tuzvo.sk" class="auth_mail" title="E-mail the corresponding author
;
Helena Čierna
;
Richard Hnilica
关键词:
Costs
;
Life-Cycle Costs (LCC)
;
Cost Optimization
;
Rotary
Cultivator
刊名:Procedia Economics and Finance
年:2015
2.
Energy consumption in cultivating and ploughing with traction improvement system and consideration of the rear furrow wheel-load in ploughing
作者:
Gerhard Moitzi
;
Martin Haas
;
Helmut Wagentristl
;
Josef Boxberger
;
Andreas Gronauer
关键词:
Fuel consumption
;
Soil tillage
;
Mouldboard plough
;
Cultivator
;
Traction Control
;
Furrow wheel load
刊名:Soil & Tillage Research
年:2013
3.
A Study of Rural Senegalese Attitudes and Perceptions of Their Behavior to Changes in the Climate
作者:
Amadou M. Dieye (1) amadou.dieye@sdstate.edu D. P. Roy (1)
关键词:
Climate change –
;
Land cover land use change –
;
Rural livelihoods –
;
Senegal –
;
Scenarios
刊名:Environmental Management
年:2012
4.
Integrating sheep grazing into wheat-fallow systems: Crop yield and soil properties
作者:
Andrew W. Lenssena
;
alenssen@iastate.edu
;
Upendra M. Sainjub
;
Patrick G. Hatfieldc
关键词:
Cropping systems
;
Semiarid
;
Northern Great Plains
;
Tilled summer fallow
;
Chemical fallow
;
Grazed summer fallow
;
Spring wheat
;
Winter wheat
;
Sheep
;
Integrated livestock and grain farming systems
刊名:Field Crops Research
年:2013
5.
A resource demand model of indigenous production: The Jivaroan cultivation systems of Western Amazonia
作者:
Santiago Ló
;
peza
;
cslopez@uw.edu
;
Rodrigo Sierrab
;
c
关键词:
Latin America
;
Ecuador
;
Amazon
;
Agricultural intensification
;
Indigenous
;
Land use
刊名:Agricultural Systems
年:2011
6.
Agricultural change in the Pastaza River Basin: A spatially explicit model of native Amazonian cultivation
作者:
Santiago Ló
;
pez
;
Rodrigo Sierra
关键词:
Amazon
;
Ecuador
;
Logistic regression
;
Land use
;
Indigenous
;
Cultivation system
刊名:Applied Geography
年:2010
7.
Operational Analyses and Model Comparison of Machinery Systems for Reduced Tillage
作者:
Claus G. Sø
;
rensen and Villy Nielsen
刊名:Biosystems Engineering
年:2005
8.
Improving shifting cultivation in Southeast Asia by building on indigenous fallow management strategies
作者:
M. Cairns and D. P. Garrity
关键词:
farming systems
;
indigenous knowledge
;
intensification
;
slash
;
and
;
burn
;
swidden
;
uplands
刊名:Agroforestry Systems
年:1999
9.
Developing swidden agriculture and the threat of biodiversity loss
作者:
de Jong
;
Wil
关键词:
Indonesia
;
Swidden agriculture
;
Agricultural development policy
;
Dayak forest management
刊名:Agriculture, Ecosystems & Environment
年:1997
1
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