Pamphlets on Forestry, Volume 41991 |
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Page 426
2. Acidity . Much stress has been laid by various authors , following SCHIMPER ( 44 , pp . 6 , 18 , 124 ) , upon the acidity of the bog water as a factor in the bog habitat . In order to get a quantita- tive statement of the acidity for ...
2. Acidity . Much stress has been laid by various authors , following SCHIMPER ( 44 , pp . 6 , 18 , 124 ) , upon the acidity of the bog water as a factor in the bog habitat . In order to get a quantita- tive statement of the acidity for ...
Page 427
... acidity neutralized by the addition of CaCO3 . The plants which were favored by the liming include the orange quince , black Tartarian cherry , Japan plum , Tilia americana , Ulmus americana , rhubarb , Australian salt - bush , hemp ...
... acidity neutralized by the addition of CaCO3 . The plants which were favored by the liming include the orange quince , black Tartarian cherry , Japan plum , Tilia americana , Ulmus americana , rhubarb , Australian salt - bush , hemp ...
Page 384
... acidity are related inversely to the temperature . As shown by experiment , this is because of increased oxidation at the higher temperatures . It is suggested that we should find increased acidity as we go north . There is no apparent ...
... acidity are related inversely to the temperature . As shown by experiment , this is because of increased oxidation at the higher temperatures . It is suggested that we should find increased acidity as we go north . There is no apparent ...
Contents
The Huron River valley | 402 |
their development and ecological conditions | 360 |
The bogplant societies | 429 |
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2d whorl 4th whorl abundant acidity Alnus aments apex apical shoot Aronia average basin bast fibers Betula bog areas bog plants bog societies bog water branches cambial activity cambium cassandra conifers creosote crystals cutting depressions diameter increase Dicotyledonous drainage drained factors Fagales fiber bundles foliar ray forest formation genera glacial growth habitats HARTIG heartwood hickory Huron June lake larch Larix layers leaves lobes lower mature Michigan moraine occur parenchyma parenchyma cells peat perianth periderm phloem pine Pinus piƱon Pinus rigida pith rays plant societies Platanus plates present Quercus radial region resin canals roots rows Salix sapwood scattered sclerenchyma sclerotic sedge shrubs sieve tubes soil species specimens sphagnum stem stone cells substratum surface swamp tamarack temperature thick tissue tracheids trees trunk twigs tyloses undrained uniseriate rays vegetation vessels Viola blanda walls white oak wood xerophilous xylem zone