Pamphlets on Forestry, Volume 41991 |
From inside the book
Results 1-3 of 32
Page 274
... material from the apex of the tree to the base . The larch has , at intervals , whorls of branches , the number of which agree approximately with the age of the tree . The trees used had each ten such whorls and material was removed ...
... material from the apex of the tree to the base . The larch has , at intervals , whorls of branches , the number of which agree approximately with the age of the tree . The trees used had each ten such whorls and material was removed ...
Page 453
... material . Scattered . No material . Rare ( almost entirely lacking except near pith ) . Frequent ; scattered . Same as in sapwood ( many near pith ) . Scattered . Scattered ; numerous . Species . TABLE II . - Occurrence of tyloses in.
... material . Scattered . No material . Rare ( almost entirely lacking except near pith ) . Frequent ; scattered . Same as in sapwood ( many near pith ) . Scattered . Scattered ; numerous . Species . TABLE II . - Occurrence of tyloses in.
Page 454
... material .. Abundant ; thin walled . Scattered ; well developed . No sapwood material . None present . .do . Scattered ; numerous ; very thin- walled . Numerous ; very thin - walled . No material .. Abundant ; very thin - walled . None ...
... material .. Abundant ; thin walled . Scattered ; well developed . No sapwood material . None present . .do . Scattered ; numerous ; very thin- walled . Numerous ; very thin - walled . No material .. Abundant ; very thin - walled . None ...
Contents
The Huron River valley | 402 |
their development and ecological conditions | 360 |
The bogplant societies | 429 |
4 other sections not shown
Other editions - View all
Common terms and phrases
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