Basic Biogeography |
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Page 57
... grass ( Molinia caerulea ) to become established as a plagioclimax , although it is not a plant featuring in the normal hydrosere stages . More recently , decline in the use of saw sedge for thatching has led to some replacement of ...
... grass ( Molinia caerulea ) to become established as a plagioclimax , although it is not a plant featuring in the normal hydrosere stages . More recently , decline in the use of saw sedge for thatching has led to some replacement of ...
Page 89
... grass carp ( Ctenopharyngodon idella ) into some tropical ponds and streams . The fish is a herbivore of temperate ... grass carp as a food supply and these droppings contain about half the protein and carbohydrate of the original intake ...
... grass carp ( Ctenopharyngodon idella ) into some tropical ponds and streams . The fish is a herbivore of temperate ... grass carp as a food supply and these droppings contain about half the protein and carbohydrate of the original intake ...
Page 194
... grasses in their flora . As McVean and Ratcliffe note , natural grass heaths belong mainly to a zone above the dwarf - shrub - dominated vegetation but , due to the activities of man , grassland may now occur at any level on our ...
... grasses in their flora . As McVean and Ratcliffe note , natural grass heaths belong mainly to a zone above the dwarf - shrub - dominated vegetation but , due to the activities of man , grassland may now occur at any level on our ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 11 |
Initial approaches to soil study | 28 |
Copyright | |
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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