information about Trophic state index field
Field Hierarchy
| Parent | |||
|---|---|---|---|
Biology 34.8M papers | Chemistry 28.4M papers | Organic chemistry 12.8M papers | Ecology 7.8M papers |
Nutrient 400k papers | Phytoplankton 102k papers | Eutrophication 47k papers | |
| Current | |||
Trophic state index 3,100 papers | |||
| Child | |||
Trends
Notes
History