Determination of plant species cover by means of image analysis

Journal of Vegetation Science

Volumn 7, Issue 1, 1996, Pages 131-136

  Dietz, Hansjörg ^a   Steinlein, Thomas ^a  

^a UNIVERSITY OF WÜRZBURG   (Germany)

Author keywords

Cover estimation; Methodical error; Point intercept frequency; Quadrat charting method

Indexed keywords

COVER ESTIMATION; IMAGE ANALYSIS; METHODOLOGY; PLANT COVER; POINT-INTERCEPT FREQUENCY; QUADRAT-CHARTING METHOD;

EID: 0030438122     PISSN: 11009233     EISSN: None     Source Type: Journal    
DOI: 10.2307/3236426     Document Type: Article

References (24)

1. Braun-Blanquet, J. 1964. Pflanzensoziologie. 3rd ed. Springer, Wien.
2. Daubenmire, R.F. 1968. Plant communities: A textbook of plant synecology. Harper & Row, New York, NY.
3. Ehrendorfer, F. (ed.) 1973. Liste der Gefäßpflanzen Mitteleuropas. 2nd ed. Fischer, Stuttgart.
4. Everson, T.M., Clarke, G.P.Y. & Everson C.S. 1990. Precision in monitoring plant species composition in montane grasslands. Vegetatio 88: 135-141.
5. Goodall, D.W. 1952. Some considerations in the use of point quadrats for the analysis of vegetation. Aust. J. Sci. Res. 5: 1-41.
6. Goodall, D.W. 1953. Point-quadrat methods for the analysis of vegetation. Aust. J. Bot. 1: 457-461.
7. Han, Y.J. & Hayes, J.C. 1990. Soil cover determinations using color image analysis. Trans. ASAE 33: 1402-1408.
8. Hayes, J.C. & Han, Y.J. 1993. Comparison of crop-cover measuring systems. Trans. ASAE 36: 1727-1732.
9. Kennedy, K.A. & Addison, P.A. 1987. Some considerations for the use of visual estimates of plant cover in biomonitoring. J. Ecol. 75: 151-157.
10. Kent, M. & Coker, P. 1992. Vegetation description and analysis: a practical approach. Belhaven Press, London.
11. Knapp, R. 1984. Sample (relevé) areas (distribution, homogeneity, size, shape) and plot-less sampling. In: Knapp, R. (ed.) Handbook of vegetation science IV, sampling methods and taxon analysis in vegetation science, pp. 101-119, Junk Publishers, The Hague.
12. Levy, E.E. & Madden, E.A. 1933. The point method of pasture analysis. N.Z. Agric. J. 46: 267-279.
13. Mueller-Dombois, D. & Ellenberg, H. 1974. Aims and Methods of Vegetation Ecology. J. Wiley & Sons, New York, NY.
14. Roxburgh, S.H., Watkins, A.J. & Wilson, J.B. 1993. Lawns have vertical stratification. J. Veg. Sci. 4: 699-704.
15. Sokal, R.R. & Rohlf, F.J. 1981. Biometry, 2nd ed. Freeman, New York, NY.
16. Stampfli, A. 1991. Accurate determination of vegetational change in meadows by successive point quadrat analysis. Vegetatio 96: 185-194.
17. Sykes, J.M., Horrill, A.D. & Mountford, M.D. 1983. Use of visual cover assessment as quantitative estimators of some British woodland taxa. J. Ecol. 71: 437-450.
18. van der Maarel, E. 1979. Transformation of cover-abundance values in phytosociology and its effects on community similarity. Vegetatio 39: 97-114.
19. Warren Wilson, J. 1962. Estimation of foliage denseness and foliage angle by inclined point quadrats. Aust. J. Bot. 11: 95-105.
20. Warren Wilson, J. 1963. Errors resulting from thickness of point quadrats, Aust. J. Bot. 11: 178-188.
21. Warren Wilson, J. 1965a. Point quadrat analysis of foliage distribution for plants growing singly or in rows. Aust. J. Bot. 13: 405-409.
22. Warren Wilson, J. 1965b. Stand structure and light penetration. I. Analysis by point quadrats. J. Appl. Ecol. 2: 383-390.
23. Wildi, O. 1986. Analyse vegetationskundlicher Daten: Theorie und Einsatz statistischer Methoden. Veröff. Geobot. Inst. Eidg. Tech. Hochsch. Stift. Rübel Zür. 90.
24. Wimbush, D.J., Barrow, M.D. & Costin, A.B. 1967. Color stereophotography for the measurement of vegetation. Ecology 48: 150-152.