Subject
- Bauhinia reticulata -- Senegal1
- Carbon cycle (Biogeochemistry) -- Washington (State) -- Gifford Pinchot National Forest1
- Crops -- Nutrition -- Senegal1
- Forest soils -- Effect of logging on -- Washington (State) -- Gifford Pinchot National Forest1
- Guiera senegalensis -- Senegal1
- Nutrient cycles -- Senegal1
- Shrubs -- Ecology -- Senegal1
- Soil microbial ecology -- Washington (State) -- Gifford Pinchot National Forest1
- Soils -- Carbon content -- Washington (State) -- Gifford Pinchot National Forest1