Agricultural and Biological Sciences
Tropical Forest
95%
Tropical Rain Forest
76%
Microbial Community
65%
Lowlands
59%
Bacterial Communities
41%
Plant Litter
37%
Chronosequence
31%
Terrestrial Ecosystem
30%
Soil Nutrient
29%
Nutrient Availability
28%
Nitrogen Assimilation
23%
Nitrogen Fixation
23%
Soil Carbon
22%
Global Change
21%
Primary Production
21%
Cladistics
20%
Soil Respiration
20%
Soil Microbial Community
20%
Microbial Biomass
20%
Glaciers
19%
Throughfall
18%
Biogeochemistry
18%
Primary Succession
16%
Soil Organic Matter
15%
Annuals
15%
Forest Soil
14%
Lowland Forests
13%
Biogeochemical Cycle
13%
Soil Organic Carbon
12%
Forest Ecosystem
12%
Oxisol
12%
Cyanobacteria
12%
Litter Decomposition
12%
Microorganism
11%
Primary Productivity
11%
Ribosomal RNA
11%
Decomposer Communities
10%
Biological Nitrogen Fixation
10%
Soil Microorganism
9%
Wet Season
9%
Floors
9%
Microbial Activity
9%
Rain Forest
9%
Nitrification
9%
Soil Biota
8%
Grassland
8%
Microbial Biomass in Soil
8%
Soil Property
7%
Meta-Analysis
7%
Environmental Factor
7%
Earth and Planetary Sciences
Tropical Forest
100%
Terrestrial Ecosystem
41%
Organic Matter
40%
Microbial Community
39%
Tropical Rain Forest
35%
Biological Nitrogen Fixation
32%
Carbon Dioxide
29%
Atmospherics
26%
Community Composition
26%
Chronosequence
26%
Costa Rica
24%
Stoichiometry
22%
Soil Carbon
21%
Emissions
20%
Primary Succession
19%
Biome
18%
Soil Nutrient
18%
Net Primary Production
16%
Soil Microbial Community
15%
Vegetation
14%
Global Change
14%
Carbon Cycle
14%
Forest Soil
14%
Ecosystem Function
13%
Nitrous Oxide
12%
Temperate Forest
12%
Primary Production
12%
Andes
12%
Carbon Sequestration
12%
Soil Respiration
12%
Microbial Biomass in Soil
11%
Soil Nitrogen
11%
Micro-Organism
11%
Nutrient Cycling
11%
Nitrification
11%
Throughfall
11%
Nitrous Oxide
10%
Peninsula
10%
Leaf Litter
10%
Wet Season
10%
Soil Acidification
10%
Denitrification
10%
United States of America
9%
Soil Organic Matter
9%
Nitrogen Fixation
9%
Ecosystem Response
9%
Atmospheric Chemistry
9%
Enzyme Activity
9%
Soil Organic Carbon
8%
Litterfall
8%