TABLE I X
Ash. Content of Litter from Various Trees
~
~
~~~~~~~~
North America
Fennoscandia*
Frequency
Ash yo
Scott, 1955
Joffe, 1949
*Various authors
Gymno- Fagaceae Non-fagaceous
of dry
(freshly fallen leaves or
(old leaves)
sperms
Angiosperms
weight
foliage)
-
1
Pinus rigida
2
0
0
Pinus silvestris
2
Pinus rigida
Pinus reainosa
Pinus strobus
Pinus silveatris
4
0
0
Abies balsamea
Picea rubens
Larix leptolepia
Populus grandidentata
Pinus banksiana
Pinus cari baea
Pinw, palustris
Quercus borealis
6
1
1
4
Acacia angustissima
Caatanea sativa
Betula popal~olia
Juniperus utahensia
Castanea vulgaris
Pinus resinosa
Juniperus pinchotii
Acer rubrum
3
2
3
"
Acacia roemeriana
Acer rubrum
Pinus strobus
Quercus alba
Quercus breviloba
Quercus palustris
Betula pabeacens and
vermosa
Larix sibirica
P i c a abies
Sorbua aucuparia
3
3
4
* Andersson and Enander, 1948. Bonnevie-Svendsen and Gjems, 1957. Hesselman, 1925. Knudsen and Mauritz-Hansson, 1939.
Mork, 1942. Viro, 1955.