Basic BiogeographyFirst published in 1985. Routledge is an imprint of Taylor & Francis, an informa company. |
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Page 35
... factors - those related to the climatology , geology and biology of the site . Climate is usually considered to be ... factors listed . It is an open - ended equation since Jenny recognized that our knowledge was incomplete and other ...
... factors - those related to the climatology , geology and biology of the site . Climate is usually considered to be ... factors listed . It is an open - ended equation since Jenny recognized that our knowledge was incomplete and other ...
Page 128
... factors . Although some progress has been made in assessing the significance of certain ecological factors on some individual species or commu- nities , we still know little about how every environmental factor operates on a single ...
... factors . Although some progress has been made in assessing the significance of certain ecological factors on some individual species or commu- nities , we still know little about how every environmental factor operates on a single ...
Page 129
... factor but a very narrow range for a second factor ( see Fig . 6.1 ) . As Toumey states , ' when the absence of a particular vegetation is accounted for by one factor becoming limiting , invariably other factors , either directly or ...
... factor but a very narrow range for a second factor ( see Fig . 6.1 ) . As Toumey states , ' when the absence of a particular vegetation is accounted for by one factor becoming limiting , invariably other factors , either directly or ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 12 |
Initial approaches to soil study | 34 |
Copyright | |
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acid agricultural animals approach areas biogeography birch Britain British Isles brown earths bryophyte Cairngorm Calluna cations cent changes chemical clay climatic climax vegetation complex conifers conservation coypus crop cycle deciduous deer disturbance dominant Ecol ecology ecosystem energy environment environmental erosion example factors fire Flandrian forest Forestry Forestry Commission gley soils grass grazing ground flora growth habitat heather herbivores horizon humus important increase influence input insect land landscape layer leached lichen litter mainly methods mineral moorland moors mountain natural nutrients oakwood occur organic parent material pattern peat pest pine pinewood Pinus plant communities podzol pollen population present PRINT#3 production quadrats Quercus Quercus petraea recent region sample Scotland Scots pine Scottish Highlands seed seedlings shrubs slopes species structure surface Table temperature tree-line trees trophic level tropical upland values vegetation wood woodland Zealand zone