Keyphrases
Maize
100%
Cover Crops
55%
Agroecosystem
50%
Nitrous Oxide Emission
45%
N2O Emission
43%
Wheat
40%
Soil Organic Carbon
39%
Agroecosystem Model
35%
Grain Yield
33%
Crop Model
32%
Sorghum
32%
Crop Production
31%
Pennsylvania
31%
Cropping System
30%
Maize Yield
30%
Switchgrass
30%
Barley
27%
Agriculture
27%
Grain Crops
26%
Water Quality
26%
Growing Season
25%
Polyculture
25%
Crop-pasture Rotation
23%
Ecosystem Services
22%
Harvest Index
22%
Phosphorus
22%
Soybean Crop
21%
Soil Organic Matter
20%
Climate Change
20%
No-till
20%
Plant Density
20%
Continuous Cropping
20%
Soybean Yield
20%
Model Integration
20%
Denitrification
20%
Life-cycle Model
20%
Biofuel Production
20%
Yield Response
19%
Maize(Zea mays L.)
18%
Shrub Willow
18%
Hydrologic Modeling
17%
Evapotranspiration
16%
Root Mean Square Error
16%
Perennial Grasses
16%
Nitrous Oxide
16%
Landscape Scale
16%
Washington
16%
Biomass Production
15%
Simulation Model
15%
Food Production
15%
Agricultural and Biological Sciences
Grains
66%
Soil Organic Carbon
58%
Cultivar
54%
Crop Models
51%
Sorghum
50%
Agroecosystem
49%
Perennials
44%
Growing Season
43%
Cropping System
42%
Soil Carbon
36%
Sweating
35%
Biomass Production
35%
Crop Production
31%
Monocropping
30%
Panicum virgatum
30%
Watersheds
28%
Evapotranspiration
27%
Radiation Use Efficiency
27%
Soil Quality
27%
Soybean
24%
Solar Radiation
23%
Landscape Position
23%
Polyculture
22%
Vapor Pressure
21%
Climate Change
21%
Humification
20%
Agricultural Policy
20%
Plant Density
20%
Simulation Mode
19%
Soil Texture
17%
Case Study
17%
Poaceae
16%
Genotyping
16%
Aboveground Biomass
16%
Triticum aestivum
16%
Soil Productivity
15%
Soil Property
15%
Soil Water
15%
Monoculture
15%
Groundwater Model
15%
Grain Sorghum
15%
Crop Simulation Model
15%
Water Use Efficiency
13%
Photosystem
13%
Seeds
13%
Miscanthus
12%
