sweet water

n.

淡水；饮用水；甘油水；

Freshwater biodiversity: importance, threats, status and conservation challenges.
MECHANISMS CREATING COMMUNITY STRUCTURE ACROSS A FRESHWATER HABITAT GRADIENT
Fresh-water invertebrates of the United States
HOMOGENIZATION OF FRESHWATER FAUNAS
Global analysis of nitrogen and phosphorus limitation of primary producers in freshwater, marine and terrestrial ecosystems
The Ecology of Freshwater Phytoplankton
The ecology of freshwater phytoplankton /
ecology of freshwater phytoplankton
Fresh-Water Invertebrates of the United States: Protozoa to Mollusca by Robert W. Pennak
Eutrophication: impacts of excess nutrient inputs on freshwater, marine, and terrestrial ecosystems.