Íslenskar landbúnaðarrannsóknir - 01.03.1980, Side 94

92 ÍSLENZKAR LANDBÚNAÐARRANNSÓKNIR
SteingrímsQörður, muds were found at been utilized for centuries as a soil condi-
still shallower depths, greatly diluting tioner and the deposits in Húnaflói might
what algal material there was recovered. similarly serve to improve the very acid
It is pointed out that French maérl has agricultural soil in northwestern Iceland.
HEIMILDIR. - REFERENCES.
Adey, W. H. (1968): The distribution of crustose
corallines on the Icelandic Coast. Soc. Sci. Isl.
1968: 16- 25.
Blunden, G., Binns, W. W., & Perks, F. (1975):
Commercial Collection and Utilization of Maérl.
Econ. Bot. 29:141 - 145.
Gunnarsson, Karl (1977): Þörungar á kóralsetlögum í
Arnarfirði. Hafrannsóknir 10:3 - 10.
Hallsson, Sigurður (1969): Kalkþörungaleit í Arn-
arfirði. ísfirðingur, 11. október 1969.
Jónsson, Helgi (1910): Om algevegetationen ved Is-
lands kyster. H. Hagerups Boghandel, Kbh., 105
bls.