. The Composition of sea-water : comparative and descriptive oceanography. Seawater -- Composition. 156 NIELSEN [OHAP. 7 Such a method can, of course, be employed only in the open sea well beyond the influence of the coast and only as a first approximation. It must be emphasized that only the light absorbed by the photosynthetically active pigments found in the algae is used in photosynthesis. In a hypothetic ocean free of any particles and dissolved organic matter the depth of the photic layer would be about 140 m (according to Jerlov in Steemann Nielsen and Aabye Jensen, 1957). The lower bou
GLIX-115-REDCJJ
Magyarország
Kollekció
GLIX Prime
Novel Use
Fotós / Szerző
The Book Worm
Leírás
. The Composition of sea-water : comparative and descriptive oceanography. Seawater -- Composition. 156 NIELSEN [OHAP. 7 Such a method can, of course, be employed only in the open sea well beyond the influence of the coast and only as a first approximation. It must be emphasized that only the light absorbed by the photosynthetically active pigments found in the algae is used in photosynthesis. In a hypothetic ocean free of any particles and dissolved organic matter the depth of the photic layer would be about 140 m (according to Jerlov in Steemann Nielsen and Aabye Jensen, 1957). The lower bou