Basic Biogeography |
From inside the book
Results 1-3 of 9
Page 111
... Scots pine reached 2 ยท 7 m and the lodgepole pine grew to 4.6 m ) . With the upper forest margins in Scotland in their present condition , i.e. artificial and excessively ' open ' in character due to the activities of man , exposure to ...
... Scots pine reached 2 ยท 7 m and the lodgepole pine grew to 4.6 m ) . With the upper forest margins in Scotland in their present condition , i.e. artificial and excessively ' open ' in character due to the activities of man , exposure to ...
Page 186
Nigel Pears. Fig . 8.19 A natural fragment of Scottish pine and birch woodland at 400 m , Ryvoan , Cairn- gorm Mountains . The open nature of the woodland encourages the development of tall juniper ( in a columnar growth - form ) and ...
Nigel Pears. Fig . 8.19 A natural fragment of Scottish pine and birch woodland at 400 m , Ryvoan , Cairn- gorm Mountains . The open nature of the woodland encourages the development of tall juniper ( in a columnar growth - form ) and ...
Page 187
... pine needles . The thick Ao horizon in pinewoods is thus less biologically active and mineralization of organic matter is achieved less readily . Table 8.5 Annual organic balance - sheet for a Scots pine plantation , 32 years old ( From ...
... pine needles . The thick Ao horizon in pinewoods is thus less biologically active and mineralization of organic matter is achieved less readily . Table 8.5 Annual organic balance - sheet for a Scots pine plantation , 32 years old ( From ...
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