DISSEMINATION |
||
Item | Source |
Phytoplankton | Taken from Encyclopaedia Britannica 2002 |
Pigments | Museum of Paleontology - University of California Berkley |
Pinnatisect | Encarta |
Pioneer | Encyclopaedia Britannica 2002 |
Plankton | Encyclopaedia Britannica 2002 |
Plantule-Seedling | 1) Webster Dictionary, 1913 2) Encyclopaedia Britannica 2002 |
Plastid | Encyclopaedia Britannica 2002 |
Poles | Bullo G., "Le valli salse da pesca e la vallicoltura" |
Pollutant | National Library of Medicine: Specialized Information Services |
Pollution | Encyclopaedia Britannica 2002 |