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Spatio-temporal differentiation of landscape ecological niche in western ecological frangible region : a case study of Yan'an region in northwestern China

Auteurs :
REN ZHIYUAN,
WANG LIXIA,

Description :
The AA. attempt here to put forward a conception of landscape ecological niche, enlightened by the international scholars on extending the ecological niche theory from spatial to functional niche. The results show that from 1987 to 2000, towards Yan'an region, spatial attribute value of landscape ecological niche changes with an obvious increment, and functional attribute value change with a little increment, both of which enhance the regional landscape ecological niche. Towards each county, spatial attribute value of landscape ecological niche increases to different extent while functional attribute value changes dissimilarly with an increment or a decrement.


Type de document :
Article de périodique

Source :
Journal of geographical sciences. Acta geographica sinica, issn : 1009-637X, 2007, vol. 17, n°. 4, p. 479-486, nombre de pages : 8, Collation : Illustration, Références bibliographiques : 20 ref.

Date :
2007

Editeur :
Pays édition : Chine

Langue :
Anglais
Droits :
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