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在“
自然资源管理
”中,
命中:
199
条,耗时:小于0.01 秒
1.
Formalizing artisanal and small-scale mining: Whither the workforce?
作者:
Boris Verbruggea
;
b
;
b.verbrugge@maw.ru.nl" class="auth_mail" title="E-mail the corresponding author
;
Beverly Besmanosc
;
bfbesmanos@afrim.org.ph" class="auth_mail" title="E-mail the corresponding author
关键词:
Artisanal and small-scale mining (ASM)
;
Formalization
;
Labor
;
Mineral resource governance
;
Philippines
刊名:Resources Policy
年:2016
2.
Aboveground biomass of naturally regenerated and replanted semi-tropical shrublands derived from aerial imagery
作者:
Arjun Adhikari
;
Jian Yao
;
Mitch Sternberg…
关键词:
Remote sensing
;
Allometric equations
;
Soil
;
adjusted vegetation index
;
Carbon storage
刊名:Landscape and Ecological Engineering
出版者:Springer Japan
年:2017
3.
Data-Driven Predictive Modeling of Mineral Prospectivity Using Random Forests: A Case Study in Catanduanes Island (Philippines)
作者:
Emmanuel John M. Carranza
;
Alice G.
Labor
te
关键词:
Regression trees
;
Missing data
;
Hydrothermal Au–Cu deposits
;
Catanduanes (Philippines)
;
GIS
刊名:Natural Resources Research
出版者:Springer Netherlands
年:2016
4.
Complexity measure of regional groundwater resources system based on wavelet entropy: a case study of Jiansanjiang Administration of Heilongjiang land reclamation in China
作者:
Dong Liu (1) (2) (3) (4) Qiang Fu (1) (2) (3) (4) Yuxiang Hu (1) Qiucheng Wu (1) 1. School of Water Conservancy and Civil Engineering
;
Northeast Agricultural University
;
Harbin
;
150030
;
Heilongjiang
;
China 2. Key聽
Labor
atory聽of聽Water-Saving聽Agriculture聽of聽Universities聽in聽Heilongjiang聽Province
;
Northeast聽Agricultural聽University
;
Harbin
;
150030
;
Heilongjiang
;
China 3. Heilongjiang Provincial Col
labor
ative Innovation Center of Grain Production Capacity Improvement
;
Northeast Agricultural聽University
;
Harbin
;
150030
;
Heilongjiang
;
China 4. Key聽
Labor
atory聽of聽High聽Efficient聽Utilization聽of聽Agricultural聽Water聽Resource聽of聽Ministry聽of聽Agriculture
;
Northeast聽Agricultural聽University
;
Harbin
;
150030
;
Heilongjiang
;
China
关键词:
Symbolic dynamics
;
Groundwater resources system
;
Groundwater depth
;
Complexity
;
Jiansanjiang Administration
刊名:Environmental Earth Sciences
出版者:Springer Berlin Heidelberg
年:2015
5.
Optimal dynamics in a two-sector model with natural resources and foreign direct investments
作者:
Angelo Antocia
;
angelo.antoci@virgilio.it" class="auth_mail" title="E-mail the corresponding author
;
Stefania Ragnib
;
stefania.ragni@unife.it" class="auth_mail" title="E-mail the corresponding author
;
Paolo Russua
;
russu@uniss.it" class="auth_mail" title="E-mail the corresponding author
关键词:
Foreign direct investment
;
Two-sector economic growth model
;
Environmental Kuznets curve
;
Optimal management of environmental resources
;
Optimal control problems
刊名:Applied Mathematics and Computation
年:2016
6.
Good deposits are not enough: Mining
labor
productivity analysis in the copper industry in Chile and Peru 1992–2009
作者:
J. Joaquí
;
n Jara
;
Patricio Pé
;
rez
;
Pablo Villalobos
关键词:
Labor
productivity
;
Copper
;
Chile
;
Peru
;
Panel data
;
Production scale
;
Geological features
刊名:Resources Policy
年:2010
7.
The Role and Position of Young Coffee Farmers: The Gap between Generations in the Coffee Business
作者:
Titik Sumartia
;
titiksumarti61@gmail.com" class="auth_mail" title="E-mail the corresponding author
;
Sriwulan Farendian Falatehanb
关键词:
gap
;
relation
;
access
;
control
;
and benefits
刊名:Agriculture and Agricultural Science Procedia
年:2016
8.
Horticultural exports and food security in developing countries
作者:
Goedele Van den Broeck
;
Miet Maertens
关键词:
High-value food exports
;
Food security
;
Poverty reduction
;
Agri-food system transformation
;
Contract-farming
;
Labor
markets
刊名:Global Food Security
年:2016
9.
Assessing the accumulation of sorbed isotope 137Cs within the upper components of the fluvial network in the zone of Chernobyl contamination
作者:
M. M. Ivanov
;
N. N. Ivanova
;
V. N. Golosov…
关键词:
137Cs
;
erosion
;
accumulation processes
;
radioecology
;
ecological geomorphology
;
radioisotope methods
刊名:Geography and Natural Resources
出版者:Pleiades Publishing
年:2016
10.
Design and implementation of an expert system for updating thematic maps using satellite imagery (case study: changes of Lake Urmia)
作者:
Vahid Sadeghi
;
Farshid Farnood Ahmadi
;
Hamid Ebadi
关键词:
Expert systems
;
Change detection
;
Thematic maps
;
Updating
刊名:Arabian Journal of Geosciences
出版者:Springer Berlin Heidelberg
年:2016
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