User menu

Accès à distance ? S'identifier sur le proxy UCLouvain

Estimating light climate in forest with the convex densiometer: operator effect, geometry and relation to diffuse light

  1. Augusto Laurent, Ranger Jacques, Binkley Dan, Rothe Andreas, Impact of several common tree species of European temperate forests on soil fertility, 10.1051/forest:2002020
  2. Baudry O, Charmetant C, Ponette Q (2010) Le climat lumineux en forêt et quelques outils d’estimation. Forêt Wallonne 107:42–54
  3. Beaudet Marilou, Messier Christian, Growth and morphological responses of yellow birch, sugar maple, and beech seedlings growing under a natural light gradient, 10.1139/x98-077
  4. Bellow JG, Nair PKR (2002) Comparing common methods for assessing understory light availability in shaded-perennial agroforestry system. Agric For Meteorol 144:197–211
  5. Bertin S., Palmroth S., Kim H. S., Perks M. P., Mencuccini M., Oren R., Modelling understorey light for seedling regeneration in continuous cover forestry canopies, 10.1093/forestry/cpr026
  6. Brown Nick, Jennings Steve, Wheeler Phil, Nabe-Nielsen Jacob, An improved method for the rapid assessment of forest understorey light environments, 10.1046/j.1365-2664.2000.00573.x
  7. Claveau Yves, Messier Christian, Comeau Philip G, Coates K Dave, Growth and crown morphological responses of boreal conifer seedlings and saplings with contrasting shade tolerance to a gradient of light and height, 10.1139/x01-220
  8. Collet C., Chenost C., Using competition and light estimates to predict diameter and height growth of naturally regenerated beech seedlings growing under changing canopy conditions, 10.1093/forestry/cpl033
  9. Comeau Philip G, Heineman Jean L, Predicting understory light microclimate from stand parameters in young paper birch (Betula papyrifera Marsh.) stands, 10.1016/s0378-1127(02)00581-9
  10. Comeau P G, Gendron F, Letchford T, A comparison of several methods for estimating light under a paper birch mixedwood stand, 10.1139/x98-159
  11. Cook JG, Stutzman TW, Bowers CW, Brenner KA, Irwin LL (1995) Spherical densiometers produces biased estimates of forest canopy cover. Widlife Soc Bull 23(4):711–717
  12. Englund Sylvia R, O'Brien Joseph J, Clark David B, Evaluation of digital and film hemispherical photography and spherical densiometry for measuring forest light environments, 10.1139/x00-116
  13. Ferment Anne, Picard Nicolas, Gourlet-Fleury Sylvie, Baraloto Christopher, A comparison of five indirect methods for characterizing the light environment in a tropical forest, 10.1051/forest:2001171
  14. Fiala Anne C.S., Garman Steven L., Gray Andrew N., Comparison of five canopy cover estimation techniques in the western Oregon Cascades, 10.1016/j.foreco.2006.05.069
  15. Frazer GW, Canham CD, Lertzman KP (1999) Gap Light Analyzer (GLA): imaging software to extract canopy structure and gap light transmission indices from true colour fisheye photographs, users manual and program documentation. Simon Fraser University, Burnaby, Institute of Ecosystem Studies, Millbrook, New York, pp 36
  16. Gaudio Noémie, Balandier Philippe, Dumas Yann, Ginisty Christian, Growth and morphology of three forest understorey species (Calluna vulgaris, Molinia caerulea and Pteridium aquilinum) according to light availability, 10.1016/j.foreco.2010.10.034
  17. Gayer K (1882) Der Waldbau. Verlag von Paul Parey, Belin, p 592
  18. Jennings S., Assessing forest canopies and understorey illumination: canopy closure, canopy cover and other measures, 10.1093/forestry/72.1.59
  19. Kobe Richard K., Sapling growth as a function of light and landscape-level variation in soil water and foliar nitrogen in northern Michigan, 10.1007/s00442-005-0252-8
  20. Kobe Richard K., Hogarth Leah J., Evaluation of irradiance metrics with respect to predicting sapling growth, 10.1139/x06-320
  21. Kobe Richard K., Pacala Stephen W., Silander John A., Canham Charles D., Juvenile Tree Survivorship as a Component of Shade Tolerance, 10.2307/1942040
  22. Korhonen L, Korhonen KT, Rautainen M, Stenberg P (2006) Estimation of forest canopy cover: a comparison of field measurement techniques. Silva Fennica 40(2):577–588
  23. Lemmon PE (1956) A spherical densiometer for estimating forest overstory density. Ecology 2:314–320
  24. Lhotka John M., Loewenstein Edward F., Indirect measures for characterizing light along a gradient of mixed-hardwood riparian forest canopy structures, 10.1016/j.foreco.2006.01.043
  25. Lieffers V J, Messier C, Stadt K J, Gendron F, Comeau P G, Predicting and managing light in the understory of boreal forests, 10.1139/x98-165
  26. Lorentz M, Parade A (1860) Cours élémentaire de culture des bois. Bouchard-Huzard, Nancy, p 699
  27. Machado José-Luis, Reich Peter B, Evaluation of several measures of canopy openness as predictors of photosynthetic photon flux density in deeply shaded conifer-dominated forest understory, 10.1139/x99-102
  28. Mayer D.G., Butler D.G., Statistical validation, 10.1016/0304-3800(93)90105-2
  29. Messier Christian, Nikinmaa Eero, Effects of light availability and sapling size on the growth, biomass allocation, and crown morphology of understory sugar maple, yellow birch, and beech, 10.1080/11956860.2000.11682604
  30. Messier Christian, Doucet René, Ruel Jean-Claude, Claveau Yves, Kelly Colin, Lechowicz Martin J, Functional ecology of advance regeneration in relation to light in boreal forests, 10.1139/x99-070
  31. Paletto Alessandro, Tosi Vittorio, Forest canopy cover and canopy closure: comparison of assessment techniques, 10.1007/s10342-009-0262-x
  32. Parent Sylvain, Messier Christian, A simple and efficient method to estimate microsite light availability under a forest canopy, 10.1139/x26-017
  33. Pommerening A., A review of the history, definitions and methods of continuous cover forestry with special attention to afforestation and restocking, 10.1093/forestry/77.1.27
  34. Poorter L., Growth responses of 15 rain-forest tree species to a light gradient: the relative importance of morphological and physiological traits, 10.1046/j.1365-2435.1999.00332.x
  35. Poulson Thomas L., Platt William J., Gap Light Regimes Influence Canopy Tree Diversity, 10.2307/1940202
  36. Pueschel Pyare, Buddenbaum Henning, Hill Joachim, An efficient approach to standardizing the processing of hemispherical images for the estimation of forest structural attributes, 10.1016/j.agrformet.2012.02.007
  37. Ritter Eva, Dalsgaard Lise, Einhorn Katrina S., Light, temperature and soil moisture regimes following gap formation in a semi-natural beech-dominated forest in Denmark, 10.1016/j.foreco.2004.08.011
  38. Strickler GS (1959) Use of the densiometer to estimate density of forest canopy on permanent sample plots. US Department of Agriculture, Forest Service, Pacific Northwest, Forest and Range Experiment Station. Portland, Oregon, p 5
  39. Théry Marc, 10.1023/a:1017592631542
  40. Vales David J., Bunnell Fred L., Comparison of methods for estimating forest overstory cover. I. Observer effects, 10.1139/x88-088
  41. von Lüpke Burghard, Silvicultural methods of oak regeneration with special respect to shade tolerant mixed species, 10.1016/s0378-1127(97)00235-1
  42. Wagner Sven, Fischer Holger, Huth Franka, Canopy effects on vegetation caused by harvesting and regeneration treatments, 10.1007/s10342-010-0378-z
  43. Emborg J (1998) Understorey light conditions and regeneration with respect to the structural dynamics of a near-natural deciduous forest in Denmark. For Ecol Manag 106:83–95
  44. Martin Patrick H., Canham Charles D., Kobe Richard K., Divergence from the growth-survival trade-off and extreme high growth rates drive patterns of exotic tree invasions in closed-canopy forests : Growth and survivorship in exotic tree invasions, 10.1111/j.1365-2745.2010.01666.x
Bibliographic reference Baudry, Olivier ; Charmetant, Charlotte ; Collet, Catherine ; Ponette, Quentin. Estimating light climate in forest with the convex densiometer: operator effect, geometry and relation to diffuse light. In: European Journal of Forest Research, no. 133, p. 101-110 (2014)
Permanent URL http://hdl.handle.net/2078.1/136790