Pamphlets on Forestry, Volume 41991 |
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Page 380
... drained peat - sphagnum substra- tum . Lack of drainage and low temperature both caused a reduction in leaf area , and when combined produced leaves which ... Drained warm bog substratum B. Drained cold bog. 26 [ JANUARY BOTANICAL GAZETTE.
... drained peat - sphagnum substra- tum . Lack of drainage and low temperature both caused a reduction in leaf area , and when combined produced leaves which ... Drained warm bog substratum B. Drained cold bog. 26 [ JANUARY BOTANICAL GAZETTE.
Page 381
-Bundle A. Drained warm bog substratum B. Drained cold bog substratum C. Undrained warm bog substratum D. Undrained cold bog substratum 21.3mm E. Dry sand Drained warm Drained Cold burn Unde bry sand undrained Cold F. FIG . 14. - A , B ...
-Bundle A. Drained warm bog substratum B. Drained cold bog substratum C. Undrained warm bog substratum D. Undrained cold bog substratum 21.3mm E. Dry sand Drained warm Drained Cold burn Unde bry sand undrained Cold F. FIG . 14. - A , B ...
Page 382
... drained warm substratum 1268.3 , drained cold 682.6 , undrained warm 518.5 , undrained cold 421.8 . In the spring of 1904 the experiment with Rumex was repeated . The results correspond with those of the preceding year . The structure ...
... drained warm substratum 1268.3 , drained cold 682.6 , undrained warm 518.5 , undrained cold 421.8 . In the spring of 1904 the experiment with Rumex was repeated . The results correspond with those of the preceding year . The structure ...
Contents
The Huron River valley | 402 |
their development and ecological conditions | 360 |
The bogplant societies | 429 |
4 other sections not shown
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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