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马克思主义、列宁主义、毛泽东思想、邓小平理论(10)
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在“
自然资源管理
”中,
命中:
32
条,耗时:小于0.01 秒
1.
基于用水量驱动因子的水量预测模型
作者:
王圃
;
王以知
;
张晋
;
王颖
关键词:
用水量驱动因子
;
用水量预测
;
神经网络
;
IOWA
算子
;
主成分分析
刊名:排灌机械工程学报
年:2014
2.
Crop Residue Harvest Economics: An
Iowa
and North Dakota Case Study
作者:
David W. Archer (1) Douglas L. Karlen (2) Mark A. Liebig (1)
关键词:
Enterprise budgets
;
Feedstock costs
;
REAPnet analysis
刊名:BioEnergy Research
年:2014
3.
Co-Kriging Estimation of Nitrate-Nitrogen Loads in an Agricultural River
作者:
Xiuyu Liang
;
Keith Schilling
;
You-Kuan Zhang…
关键词:
Daily nitrate
;
nitrogen (NO3
;
N) load
;
Cokriging
;
Sampling frequency
刊名:Water Resources Management
出版者:Springer Netherlands
年:2016
4.
Butterfly response to floral resources during early establishment at a heterogeneous prairie biomass production site in
Iowa
, USA
作者:
Mark C. Myers (1) mark.myers@uni.edu Benjamin J. Hoksch (1) James T. Mason (12)
关键词:
Bioenergy –
;
Community ecology –
;
Grassland restoration –
;
Lepidoptera –
;
Species richness
刊名:Journal of Insect Conservation
出版者:Springer Netherlands
年:2012
5.
Deer-vehicle collisions, deer density, and land use in
Iowa
's urban deer herd management zones
作者:
Konstantina Gkritza
;
Michael Baird
;
Zachary N. Hans
关键词:
Deer-vehicle crashes
;
Deer density
;
Land use
;
Urban deer management plans
刊名:Accident Analysis and Prevention
年:2010
6.
A five-year assessment of corn stover harvest in central
Iowa
, USA
作者:
Douglas L.
;
Karlena
;
;
Doug.Karlen@ars.usda.gov
;
Stuart J.
;
Birellb
;
;
sbirrell@iastate.edu
;
J. Richard
;
Hessc
;
;
jrichard.hess@inl.gov
关键词:
Single-pass stover harvest system
;
Biofuel feedstock
;
Nutrient removal
;
Sustainability
;
Soil Management Assessment Framework (SMAF)
;
Renewable energy assessment project (REAP)
刊名:Soil & Tillage Research
年:2011
7.
Application of the Ordered Weighted Averaging (OWA) method to the Caspian Sea conflict
作者:
Hojjat Mianabadi (1) Majid Sheikhmohammady (2) Erik Mostert (1) Nick Van de Giesen (1)
关键词:
Conflict management
;
Fuzzy multi criteria decision making
;
Ordered Weighted Averaging (OWA)
;
Risk attitude
;
Caspian Sea
刊名:Stochastic Environmental Research and Risk Assessment (SERRA)
年:2014
8.
Modeled Impacts of Cover Crops and Vegetative Barriers on Corn Stover Availability and Soil Quality
作者:
Ian J. Bonner (1) David J. Muth Jr. (2) Joshua B. Koch (2) Douglas L. Karlen (3)
关键词:
Landscape planning
;
Landscape Environmental Assessment Framework (LEAF)
;
Soil conservation
;
Soil quality
;
Bioenergy
;
Sustainable agriculture
刊名:BioEnergy Research
年:2014
9.
Exploring the effects of hillslope-channel link dynamics and excess rainfall properties on the scaling structure of peak-discharge
作者:
Tibebu B. Ayalew
;
Witold F. Krajewski
;
Ricardo Mantilla
;
Scott J. Small
关键词:
Streamflow
;
Floods
;
Scaling
;
River networks
;
Hillslope
刊名:Advances in Water Resources
年:February, 2014
10.
Quasi-biennial corn yield cycles in
Iowa
作者:
R.W. Malone
;
D.W. Meek
;
J.L. Hatfield
;
M.E. Mann
;
R.J. Jaquis
;
L. Ma
关键词:
QBO
;
NAO
;
ENSO
;
SOI
;
Nitrate leaching
;
Corn production
;
Climate
;
Multitaper spectral analysis
刊名:Agricultural and Forest Meteorology
年:2009
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