Basic Biogeography |
From inside the book
Results 1-3 of 61
Page 30
... material . F - fermented layer ; same material as L but having undergone some decomposition . - H – humified layer ; a further stage of F. The original structure of leaves is no longer discernable and much material is now in a colloidal ...
... material . F - fermented layer ; same material as L but having undergone some decomposition . - H – humified layer ; a further stage of F. The original structure of leaves is no longer discernable and much material is now in a colloidal ...
Page 73
... materials obtained mainly from the soil ( lichens are an exception because they may obtain most of their inorganic materials directly from the atmosphere , dissolved in rainfall ) . This energy source and material source are used to ...
... materials obtained mainly from the soil ( lichens are an exception because they may obtain most of their inorganic materials directly from the atmosphere , dissolved in rainfall ) . This energy source and material source are used to ...
Page 212
... material is approached . 72 cm : parent material ; drift , mainly of Moine Schist boulders . Nearby , on a gently sloping site at 732 m , a nanopodzol ( dwarf podzol ) could be demonstrated ( Fig . 9.2b ) . The surface vegetation was ...
... material is approached . 72 cm : parent material ; drift , mainly of Moine Schist boulders . Nearby , on a gently sloping site at 732 m , a nanopodzol ( dwarf podzol ) could be demonstrated ( Fig . 9.2b ) . The surface vegetation was ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 11 |
Initial approaches to soil study | 28 |
Copyright | |
9 other sections not shown
Other editions - View all
Common terms and phrases
acidic agricultural animals approach areas become biogeography biotic birch Britain British Isles brown earths Cairngorm Cairngorm Mountains Calluna changes chemical clay climatic climax community climax vegetation complex conservation coypus crop cycle deciduous deer dominant Ecol ecologists ecosystem energy environment environmental erosion example fire forest Forestry Forestry Commission gley soils grass grazing ground flora growth heather herbivores horizon humus important increase influence insect land landscape layer leached lichen litter methods mineral moorland moors mountain native natural nutrients oakwoods occur organic parent material pattern peat pedogenic pest pine pinewood Pinus plagioclimax plant communities plant cover podzol pollen population present produce quadrat Quercus recent regeneration region sample Scotland Scots pine Scottish Highlands seedlings shrubs slopes soil types stage structure surface Table temperature timber-line tree-line upland usually variations vegetation whilst wood woodland zone