Validity of leaf areas and angles estimated in a beech forest from analysis of gap frequencies, using hemispherical photographs and a plant canopy analyzer

Annals of Forest Science

Volumn 56, Issue 1, 1999, Pages 1-10

  Planchais, Isabelle ^a,b   Pontailler, Jean Yves ^a  

^a CNRS   (France)

^b Office National des Forets   (France)

Author keywords

Beech; Canopy structural parameters; Fagus sylvatica; Hemispherical photography; LAI 2000 Plant Canopy Analyzer; Tree allometrics

Indexed keywords

CANOPY GAP; ESTIMATION METHOD; FOREST CANOPY; LEAF AREA INDEX;

FAGUS;

EID: 0032961432     PISSN: 12864560     EISSN: None     Source Type: Journal    
DOI: 10.1051/forest:19990101     Document Type: Article

References (26)

1. Anderson M.C., Studies of the woodland light climate. I. The photographic computation of light conditions, J. Ecol. 52 (1964) 27-41.
2. Bartelink H.H., Allometric relationship for biomass and leaf area of beech (Fagus sylvatica L.), Ann. Sci. For. 54 (1997) 39-50.
3. Bonhomme R., Chartier P., The interpretation and automatic measurement of hemispherical photographs to obtain foliage sunlit area and gap frequency, Israelian J. Agric. Res. 22 (1972) 53-61.
4. Chason J., Baldocchi D., Huston M., A comparison of direct and indirect methods for estimating forest leaf area, Agric. For. Meteorol. 57 (1991) 107-128.
5. Chen J.M., Optically-based methods for measuring seasonal variation of leaf area index in boreal conifer stands, Agric. For. Meteorol. 80 (1996) 135-163.
6. Chen J.M., Black T.A., Measuring leaf area index of plant canopies with branch architecture, Agric. For. Meteorol. 57 (1991) 1-12.
7. Chen J.M., Cihlar J., Plant canopy gap size analysis theory for improving optical measurements of leaf area index of plant canopies, Appl. Optics 34 (1995) 6211-6222.
8. Chen J.M., Black T.A., Adams R.S., Evaluation of hemispherical photography for determining plant area index and geometry of a forest stand, Agric. For. Meteorol. 56 (1991) 192-143.
9. Dufrêne E., Bréda N., Estimation of deciduous forests leaf area index using direct and indirect methods, Oecologia 104 (1995) 156-162.
10. Fassnacht K.S., Gower S.T., Norman J.M., McMurtrie R.E., A comparison of optical and direct methods for estimating foliage surface area index in forests, Agric. For. Meteorol. 71 (1994) 183-207.
11. Gregoire T., Valentine H.T., Furnival G.M., Sampling methods to estimate foliage and other characteristics of individual trees, Ecology 76 (4) (1995) 1181-1194.
12. Lang A.R.G., Leaf area and average leaf angle from transmittance of direct sunlight, Aust. J. Bot. 34 (1986) 349-355.
13. Lang A.R.G., Simplified estimate of leaf area index from transmittance of the sun's beam, Agric. For. Meteorol. 41 (1987) 179-186.
14. Lang A.R.G., Xiang Yueqin Y., Estimation of leaf area index from transmission of direct sunlight in discontinuous canopies, Agric. For. Meteorol. 37 (1986) 229-243.
15. Lang A.R.G., McMurtrie R.E., Benson M.L., Validity of surface area indices of Pinus radiata estimated from transmittance of the sun's beam, Agric. For. Meteorol. 57 (1991) 157-170.
16. Li-Cor, LAI 2000 Plant Canopy Analyzer. Technical report # 102, Li-Cor, Lincoln, NE, USA, 1990, 12 p.
17. Li-Cor, LAI-2000 Plant Canopy Analyzer. Operating Manual, Li-Cor, Lincoln, NE, USA, 1992, 90 p.
18. Neumann H.H., Den Hartog G., Shaw R.H., Leaf area measurements based on hemispherical photographs and leaf-litter collection in a deciduous forest during autumn leaf-fall, Agric. For. Meteorol. 45 (1989) 325-345.
19. Nilson T., A theoretical analysis of the frequency of gaps in plant stands, Agric. For. Meteorol. 8 (1971) 25-38.
20. Norman J.M., Campbell G.S., Canopy structure, in Pearcy R.W., Ehleringer J., Mooney H.A., Rundel P.W., (Eds.), Plant Physiological Ecology, Field Methods and Instrumentation, Chapman & Hall, New York, 1989, pp. 301-325.
21. Planchais I., Pontailler J.Y., Application d'un modèle de pénétration de la lumière à une jeune plantation de hêtre avec abri latéral, Ann. Sci. For. 54 (1997) 243-260.
22. Planchais I., Sinoquet H., Foliage determinants of light interception in sunny and shaded branches of Fagus sylvatica (L.), Agric. For. Meteorol. 89 (1998) 241-253.
23. Reeve J.E., Appendix on derivation of formulae, New Phytol. 59 (1960) 7-8.
24. Sinoquet H., Modélisation des échanges radiatifs de courte longueur d'onde dans certains couverts hétérogènes, thesis, Ina-PG, Paris, 1988.
25. Strachan I.B., Mc Caughey J.H., Spatial and vertical Leaf Area Index of a deciduous forest resolved using the LAI-2000 Plant Canopy Analyzer, For. Sci. 42 (2) (1996) 176-181.
26. Welles J.M., Norman J.M., An instrument for direct measurement of canopy architecture, Agron. J. 83 (1991) 818-825.