Site-adapted admixed tree species reduce drought susceptibility of mature European beech

Global Change Biology

Volumn 22, Issue 2, 2016, Pages 903-920

  Metz, Jérôme ^a   Annighöfer, Peter ^a   Schall, Peter ^a   Zimmermann, Jorma ^b   Kahl, Tiemo ^c   Schulze, Ernst Detlef ^d   Ammer, Christian ^a  

^a UNIVERSITY OF GÖTTINGEN   (Germany)

^b UNIVERSITY OF GÖTTINGEN   (Germany)

^c UNIVERSITY OF FREIBURG   (Germany)

^d MAX PLANCK INSTITUTE FOR BIOGEOCHEMISTRY   (Germany)

Author keywords

Beech; Climate change; Competition; Drought stress; Stable isotopes; Tree rings

Indexed keywords

FAGUS; FAGUS SYLVATICA;

CARBON;

ADAPTATION; BEECH; CLIMATE CHANGE; DROUGHT; ECOSYSTEM; GROWTH, DEVELOPMENT AND AGING; TREE;

ADAPTATION, PHYSIOLOGICAL; CARBON ISOTOPES; CLIMATE CHANGE; DROUGHTS; ECOSYSTEM; FAGUS; TREES;

EID: 84955673810     PISSN: 13541013     EISSN: 13652486     Source Type: Journal    
DOI: 10.1111/gcb.13113     Document Type: Article

References (107)

1. Aertsen W, Janssen E, Kint V, Bontemps J, van Orshoven J, Muys B (2014) Long-term growth changes of common beech (Fagus sylvatica L.) are less pronounced on highly productive sites. Forest Ecology and Management, 312, 252-259.
2. Aranda I, Cano FJ, Gascó A et al. (2015) Variation in photosynthetic performance and hydraulic architecture across European beech (Fagus sylvatica L.) populations supports the case for local adaptation to water stress. Tree Physiology, 35, 34-46.
3. Baillie M, Pilcher J (1973) A simple crossdating program for tree-ring research. Tree-Ring Bulletin, 33, 7-14.
4. Barbaroux C, Bréda N (2002) Contrasting distribution and seasonal dynamics of carbohydrate reserves in stem wood of adult ring-porous sessile oak and diffuse-porous beech trees. Tree Physiology, 22, 1201-1210.
5. Beck W (2007) Sensitivität und Autokorrelation in Jahrring-Zeitreihen von Fichten und Buchen. Sensitivity and autocorrelation in tree ring series of spruce and beech. BFH-Nachrichten, 45, 27-29.
6. Beck W (2011) Impact of drought and heat on tree and stand vitality - results of the study commissioned by the Federal Ministry of Food, Agriculture and Consumer Protection. In: TRACE - Tree Rings in Archaeology, Climatology and Ecology. Scientific Technical Report STR 11/07 (eds Maaten-Theunissen M, Spiecker H, Gärtner H, Helle G, Heinrich I), pp. 20-27, GFZ, Potsdam.
7. BMELV (2009) Waldbericht der Bundesregierung 2009. Bundesministerium für Ernährung, Landwirtschaft und Verbraucherschutz (BMELV), Berlin.
8. Bogeat-Triboulot M, Brosché M, Renaut J et al. (2007) Gradual soil water depletion results in reversible changes of gene expression, protein profiles, ecophysiology, and growth performance in Populus euphratica, a poplar growing in arid regions. Plant Physiology, 143, 876-892.
9. Bolte A, Villanueva I (2006) Interspecific competition impacts on the morphology and distribution of fine roots in European beech (Fagus sylvatica L.) and Norway spruce (Picea abies (L.) Karst.). European Journal of Forest Research, 125, 15-26.
10. Bolte A, Ammer C, Löf M et al. (2009) Adaptive forest management in central Europe: climate change impacts, strategies and integrative concept. Scandinavian Journal of Forest Research, 24, 473-482.
11. Bolte A, Kampf F, Hilbrig L (2013) Space sequestration below ground in old-growth spruce-beech forests-signs for facilitation? Frontiers in Plant Science, 4, 1-11.
12. Borella S, Leuenberger M, Saurer M, Siegwolf R (1998) Reducing uncertainties in δ 13 C analysis of tree rings: pooling, milling, and cellulose extraction. Journal of Geophysical Research, 103, 19519-19526.
13. Bouriaud O, Bréda N, Moguédec G, Nepveu G (2004) Modelling variability of wood density in beech as affected by ring age, radial growth and climate. Trees, 18, 264-276.
14. Bréda N, Huc R, Granier A, Dreyer E (2006) Temperate forest trees and stands under severe drought: a review of ecophysiological responses, adaptation processes and long-term consequences. Annals of Forest Science, 63, 625-644.
15. Brunner E, Munzel U (2000) The nonparametric Behrens-Fisher problem: asymptotic theory and a small-sample approximation. Biometrical Journal, 42, 17-25.
16. Bukata AR, Kyser TK (2008) Tree-ring elemental concentrations in oak do not necessarily passively record changes in bioavailability. Science of The Total Environment, 390, 275-286.
17. Bunn A (2008) A dendrochronology program library in R (dplR). Dendrochronologia, 26, 115-124.
18. Cescatti A, Piutti E (1998) Silvicultural alternatives, competition regime and sensitivity to climate in a European beech forest. Forest Ecology and Management, 102, 213-223.
19. Christensen J, Hewitson B, Busuioc A et al. (2007) Regional climate projections. In: Climate Change 2007: The Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change (eds Solomon S, Qin D, Manning M, Chen Z, Marquis M, Averyt K, Tignor M). Cambridge University Press, Cambridge, UK and New York, NY, USA.
20. Ciais P, Reichstein M, Viovy N et al. (2005) Europe-wide reduction in primary productivity caused by the heat and drought in 2003. Nature, 437, 529-533.
21. Condés S, Del Rio M, Sterba H (2013) Mixing effect on volume growth of Fagus sylvatica and Pinus sylvestris is modulated by stand density. Forest Ecology and Management, 292, 86-95.
22. Cook E, Kairiukštis L (1990) Methods of Dendrochronology. Applications in the Environmental Science. Kluwer Academic Publishers, International Institute for Applied Systems Analysis, Dordrecht, Netherlands, Boston, [S.l.], xii, 394.
23. Curt T, Prévosto B (2003) Root biomass and rooting profile of naturally regenerated beech in mid-elevation Scots pine woodlands. Plant Ecology, 167, 269-282.
24. Czajkowski T, Kühling M, Bolte A (2005) Impact of the 2003 summer drought on growth of beech sapling natural regeneration (Fagus sylvatica L.) in north-eastern Central Europe. Allgemeine Forst und Jagdzeitung, 176, 133-143.
25. D'Amato AW, Bradford JB, Fraver S, Palik BJ (2013) Effects of thinning on drought vulnerability and climate response in north temperate forest ecosystems. Ecological Applications, 23, 1735-1742.
26. DeClerck FA, Barbour MG, Sawyer JO (2006) Species richness and stand stability in conifer forests of the Sierra Nevada. Ecology, 87, 2787-2799.
27. Deutscher Wetterdienst, Offenbach/Germany (2013) Available at: http://www.dwd.de/ (accessed 2 September 2013).
28. 13 C reveals the impact of past forest management on water-use efficiency in a Mediterranean oak coppice in Tuscany (Italy). Annals of Forest Science, 67, 510.
29. Dittmar C, Elling W (1999) Jahrringbreite von Fichte und Buche in Abhängigkeit von Witterung und Höhenlage. Forstwissenschaftliches Centralblatt vereinigt mit Tharandter forstliches Jahrbuch, 118, 251-270.
30. Dittmar C, Zech W, Elling W (2003) Growth variations of common beech (Fagus sylvatica L.) under different climatic and environmental conditions in Europe-a dendroecological study. Forest Ecology and Management, 173, 63-78.
31. Dulamsuren C, Hauck M, Leuschner C (2010) Recent drought stress leads to growth reductions in Larix sibirica in the western Khentey, Mongolia. Global Change Biology, 16, 3024-3035.
32. Duquesnay A, Breda N, Stievenard M, Dupouey JL (1998) Changes of tree-ring delta13C and water-use efficiency of beech (Fagus sylvatica L.) in north-eastern France during the past century. Plant, Cell and Environment, 21, 565-572.
33. Eckstein D, Bauch J (1969) Beitrag zur Rationalisierung eines dendrochronologischen Verfahrens und zur Analyse seiner Aussagesicherheit. Forstwissenschaftliches Centralblatt, 88, 230-250.
34. Eichhorn J, Dammann I, Schönfelder E, Albrecht M, Beck W, Paar U (2008) Untersuchungen zur Trockenheitstoleranz der Buche am Beispiel des witterungsextremen Jahres 2003. Assessment of the drought resistance of beech exemplified by the 2003 extreme weather conditions. In: Ergebnisse angewandter Forschung zur Buche. Beiträge aus der Nordwestdeutschen Forstlichen Versuchsanstalt Band 3 (ed. NW-FVA), pp. 109-134. Universitätsverlag Göttingen, Göttingen.
35. Eilmann B, Buchmann N, Siegwolf R, Saurer M, Cherubini P, Rigling A (2010) Fast response of Scots pine to improved water availability reflected in tree-ring width and δ13C. Plant, Cell & Environment, 33, 1351-1360.
36. Ellenberg H (1996) Vegetation Mitteleuropas mit den Alpen in ökologischer, dynamischer und historischer Sicht. 170 Tabellen. Ulmer, Stuttgart, 1095 S.
37. Fahrmeir L, Kneib T, Lang S (2009) Regression. Modelle, Methoden und Anwendungen. Springer-Verlag, Berlin, Heidelberg, New York.
38. Farquhar GD, Ehleringer JR, Hubick KT (1989) Carbon isotope discrimination and photosynthesis. Annual Review of Plant Physiology and Plant Molecular Biology, 40, 503-537.
39. Fekedulegn D, Jr Hicks, Ray R, Colbert JJ (2003) Influence of topographic aspect, precipitation and drought on radial growth of four major tree species in an Appalachian watershed. Forest Ecology and Management, 177, 409-425.
40. Fischer M, Bossdorf O, Gockel S et al. (2010) Implementing large-scale and long-term functional biodiversity research: the Biodiversity Exploratories. Basic and Applied Ecology, 11, 473-485.
41. Fotelli MN, Rennenberg H, Holst T, Mayer H, Gessler A (2003) Carbon isotope composition of various tissues of beech (Fagus sylvatica) regeneration is indicative of recent environmental conditions within the forest understorey. New Phytologist, 159, 229-244.
42. Fotelli MN, Nahm M, Radoglou K, Rennenberg H, Halyvopoulos G, Matzarakis A (2009) Seasonal and interannual ecophysiological responses of beech (Fagus sylvatica) at its south-eastern distribution limit in Europe. Forest Ecology and Management, 257, 1157-1164.
43. Fritts HC (1976) Tree Rings and Climate. Academic Press, London, xii, 567.
44. Gärtner H, Nievergelt D (2010) The core-microtome: a new tool for surface preparation on cores and time series analysis of varying cell parameters. Dendrochronologia, 28, 85-92.
45. Gebhardt T, Häberle K, Matyssek R, Schulz C, Ammer C (2014) The more, the better? Water relations of Norway spruce stands after progressive thinning. Agricultural and Forest Meteorology, 197, 235-243.
46. Geßler A, Schrempp S, Matzarakis A, Mayer H, Rennenberg H, Adams MA (2001) Radiation modifies the effect of water availability on the carbon isotope composition of beech (Fagus sylvatica). New Phytologist, 150, 653-664.
47. Granier A, Reichstein M, Bréda N et al. (2007) Evidence for soil water control on carbon and water dynamics in European forests during the extremely dry year: 2003. Agricultural and Forest Meteorology, 143, 123-145.
48. Härdtle W, Niemeyer T, Assmann T et al. (2013) Long-term trends in tree-ring width and isotope signatures (δ13C, δ15N) of Fagus sylvatica L. on soils with contrasting water supply. Ecosystems, 16, 1413-1428.
49. Hemming DL, Switsur VR, Waterhouse JS, Heaton TH, Carter AH (1998) Climate variation and the stable carbon isotope composition of tree ring cellulose: an intercomparison of Quercus robur, Fagus sylvatica and Pinus silvestris. Tellus Series B, 50, 25-33.
50. Intergovernmental Panel on Climate Change (IPCC) (2007) Climate Change 2007: Synthesis Report. Summary for Policymakers. Available at: http://www.ipcc.ch/pdf/assessment-report/ar4/syr/ar4_syr_spm.pdf (accessed 23 November 2013).
51. Jacob A, Hertel D, Leuschner C (2013) On the significance of belowground overyielding in temperate mixed forests: separating species identity and species diversity effects. Oikos, 122, 463-473.
52. Jucker T, Bouriaud O, Avacaritei D, Dănilă I, Duduman G, Valladares F, Coomes DA (2014) Competition for light and water play contrasting roles in driving diversity-productivity relationships in Iberian forests. Journal of Ecology, 102, 1202-1213.
53. Jump AS, Hunt JM, Penuelas J (2006) Rapid climate change-related growth decline at the southern range edge of Fagus sylvatica. Global Change Biology, 12, 2163-2174.
54. Kahle H (2006) Impact of the drought in 2003 on intra- and inter-annual stem radial growth of beech and spruce along an altitudinal gradient in the Black Forest, Germany in the Black Forest, Germany. In: TRACE - Tree Rings in Archaeology, Climatology and Ecology, Volume 4. Proceedings of the DENDROSYMPOSIUM 2005. Schriften des Forschungszentrums Jülich, Reihe Umwelt Vol. 61 (eds Heinrich I, Gärtner HMM, Schleser G), pp. 152-164.
55. Kelty MJ (2006) The role of species mixtures in plantation forestry. Forest Ecology and Management, 233, 195-204.
56. Kelty MJ, Cameron IR (1995) Plot designs for the analysis of species interactions in mixed stands. Commonwealth Forestry Review, 74, 322-323.
57. Knoke T, Ammer C, Stimm B, Mosandl R (2008) Admixing broadleaved to coniferous tree species: a review on yield, ecological stability and economics. European Journal of Forest Research, 127, 89-101.
58. Kohler M, Sohn J, Nägele G, Bauhus J (2010) Can drought tolerance of Norway spruce (Picea abies (L.) Karst.) be increased through thinning? European Journal of Forest Research, 129, 1109-1118.
59. Larsen JB (1995) Ecological stability of forests and sustainable silviculture. Forest Ecology and Management, 73, 85-96.
60. Lebourgeois F, Bréda N, Ulrich E, Granier A (2005) Climate-tree-growth relationships of European beech (Fagus sylvatica L.) in the French Permanent Plot Network (RENECOFOR). Trees, 19, 385-401.
61. Lebourgeois F, Gomez N, Pinto P, Mérian P (2013) Mixed stands reduce Abies alba tree-ring sensitivity to summer drought in the Vosges mountains, western Europe. Forest Ecology and Management, 303, 61-71.
62. Leuschner C (1998) Mechanismen der Konkurrenzüberlegenheit der Rotbuche. In: Berichte der Reinhold-Tüxen-Gesellschaft (RTG) Vol 10, pp. 5-18. Reinhold-Tüxen-Gesellschaft, Münster.
63. Leuschner C, Meier IC, Hertel D (2006) On the niche breadth of Fagus sylvatica. Soil nutrient status in 50 Central European beech stands on a broad range of bedrock types. Annals of Forest Science, 63, 355-368.
64. Liu Y, Wang R, Leavitt SW, Song H, Linderholm HW, Li Q, An Z (2012) Individual and pooled tree-ring stable-carbon isotope series in Chinese pine from the Nan Wutai region, China: common signal and climate relationships. Chemical Geology, 330-331, 17-26.
65. Lloret F, Keeling EG, Sala A (2011) Components of tree resilience: effects of successive low-growth episodes in old ponderosa pine forests. Oikos, 120, 1909-1920.
66. van der Maaten E (2012) Climate sensitivity of radial growth in European beech (Fagus sylvatica L.) at different aspects in southwestern Germany. Trees, 26, 777-788.
67. van der Maaten E (2013) Thinning prolongs growth duration of European beech (Fagus sylvatica L.) across a valley in southwestern Germany. Forest Ecology and Management, 306, 135-141.
68. Maestre FT, Callaway RM, Valladares F, Lortie CJ (2009) Refining the stress-gradient hypothesis for competition and facilitation in plant communities. Journal of Ecology, 97, 199-205.
69. Martín-Benito D, Cherubini P, Río M, Cañellas I (2008) Growth response to climate and drought in Pinus nigra Arn. trees of different crown classes. Trees, 22, 363-373.
70. McCarroll D, Loader NJ (2004) Stable isotopes in tree rings. Quaternary Science Reviews, 23, 771-801.
71. McDowell NG, Adams HD, Bailey JD, Hess M, Kolb TE (2006) Homeostatic maintenance of ponderosa pine gas exchange in response to stand density changes. Ecological Applications, 16, 1164-1182.
72. Meinen C, Leuschner C, Ryan N, Hertel D (2009) No evidence of spatial root system segregation and elevated fine root biomass in multi-species temperate broad-leaved forests. Trees, 23, 941-950.
73. Mérian P, Lebourgeois F (2011) Size-mediated climate-growth relationships in temperate forests: a multi-species analysis. Forest Ecology and Management, 261, 1382-1391.
74. Metz J, Seidel D, Schall P, Scheffer D, Schulze E, Ammer C (2013) Crown modeling by terrestrial laser scanning as an approach to assess the effect of aboveground intra- and interspecific competition on tree growth. Forest Ecology and Management, 310, 275-288.
75. Milios E (2004) The influence of stand development process on the height and volume growth of dominant Fagus sylvatica L. s.l. trees in the central Rhodope Mountains of north-eastern Greece. Forestry, 77, 17-26.
76. Mölder I, Leuschner C (2014) European beech grows better and is less drought sensitive in mixed than in pure stands: tree neighbourhood effects on radial increment. Trees, 28, 777-792.
77. Mölder I, Leuschner C, Leuschner HH (2011) δ13C signature of tree rings and radial increment of Fagus sylvatica trees as dependent on tree neighborhood and climate. Trees, 25, 215-229.
78. Müller A (2007) Jahrringanalytische Untersuchungen zum Informationsgehalt von Holzkohle-Rückständen der historischen Meilerköhlerei. PhD Thesis, Albert-Ludwigs-University, Freiburg, Germany, 177 pp.
79. Mund M, Kutsch WL, Wirth C, Kahl T, Knohl A, Skomarkova MV, Schulze E (2010) The influence of climate and fructification on the inter-annual variability of stem growth and net primary productivity in an old-growth, mixed beech forest. Tree Physiology, 30, 689-704.
80. Neubert K, Brunner E (2007) A studentized permutation test for the non-parametric Behrens-Fisher problem. Computational Statistics & Data Analysis, 51, 5192-5204.
81. Pacala SW, Canham CD, Saponara J, Silander JA, Kobe RK, Ribbens E (1996) Forest models defined by field measurements: estimation, error analysis and dynamics. Ecological Monographs, 66, 1-43.
82. Peuke AD, Schraml C, Hartung W, Rennenberg H (2002) Identification of drought-sensitive beech ecotypes by physiological parameters. New Phytologist, 154, 373-387.
83. Piovesan G, Biondi F, Di Filippo A, Alessandrini A, Maugeri M (2008) Drought-driven growth reduction in old beech (Fagus sylvatica L.) forests of the central Apennines, Italy. Global Change Biology, 14, 1265-1281.
84. Piutti E, Cescatti A (1997) A quantitative analysis of the interactions between climatic response and intraspecific competition in European beech. Canadian Journal of Forest Research, 27, 277-284.
85. Pretzsch H (1995) Zum Einfluß des Baumverteilungsmusters auf den Bestandeszuwachs. On the effect of the spatial distribution of trees on the stand growth. Allgemeine Forst und Jagdzeitung, 166, 190-201.
86. Pretzsch H (2001) Modellierung des Waldwachstums. Blackwell Wissenschafts-Verlag GmbH, Berlin/Wien.
87. Pretzsch H, Schütze G (2005) Crown allometry and growing space efficiency of Norway spruce (Picea abies [L.] Karst.) and European beech (Fagus sylvatica L.) in pure and mixed stands. Plant Biology, 7, 628-639.
88. Pretzsch H, Schütze G (2009) Transgressive overyielding in mixed compared with pure stands of Norway spruce and European beech in Central Europe: evidence on stand level and explanation on individual tree level. European Journal of Forest Research, 128, 183-204.
89. Pretzsch H, Dieler J, Seifert T, Rötzer T (2012) Climate effects on productivity and resource-use efficiency of Norway spruce (Picea abies [L.] Karst.) and European beech (Fagus sylvatica [L.]) in stands with different spatial mixing patterns. Trees, 26, 1343-1360.
90. Pretzsch H, Schütze G, Uhl E (2013) Resistance of European tree species to drought stress in mixed versus pure forests: evidence of stress release by inter-specific facilitation. Plant Biology, 15, 483-495.
91. R Development Core Team (2013) R: A Language and Environment for Statistical Computing. R Development Core Team, Vienna, Austria.
92. Rennenberg H, Seiler W, Matyssek R, Geßler A, Kreuzwieser J (2004) Die Buche (Fagus sylvatica L.) - ein Waldbaum ohne Zukunft im südlichen Mitteleuropa? Allgemeine Forst und Jagdzeitung, 175, 210-244.
93. Riemer T (1994) Über die Varianz von Jahrringbreiten. Statistische Methoden für die Auswertung der jährlichen Dickenzuwächse von Bäumen unter sich ändernden Lebensbedingungen. PhD Thesis, University of Göttingen. Selbstverlag des Forschungszentrums Waldökosysteme der Universität Göttingen, Göttingen.
94. Robertson I, Rolfe J, Switsur VR, Carter AH, Hall MA, Barker AC, Waterhouse JS (1997) Signal strength and climate relationships in 13 C/12 C ratios of tree ring cellulose from oak in southwest Finland. Geophysical Research Letters, 24, 1487-1490.
95. Rose L, Leuschner C, Köckemann B, Buschmann H (2009) Are marginal beech (Fagus sylvatica L.) provenances a source for drought tolerant ecotypes? European Journal of Forest Research, 128, 335-343.
96. Schall P, Lödige C, Beck M, Ammer C (2012) Biomass allocation to roots and shoots is more sensitive to shade and drought in European beech than in Norway spruce seedlings. Forest Ecology and Management, 266, 246-253.
97. Schär C, Vidale PL, Lüthi D, Frei C, Häberli C, Liniger MA, Appenzeller C (2004) The role of increasing temperature variability in European summer heatwaves. Nature, 427, 332-336.
98. Scharnweber T, Manthey M, Criegee C, Bauwe A, Schröder C, Wilmking M (2011) Drought matters - Declining precipitation influences growth of Fagus sylvatica L. and Quercus robur L. in north-eastern Germany. Forest Ecology and Management, 262, 947-961.
99. Schmid I (2002) The influence of soil type and interspecific competition on the fine root system of Norway spruce and European beech. Basic and Applied Ecology, 3, 339-346.
100. Schweingruber FH (1983) Der Jahrring. Standort, Methodik, Zeit und Klima in der Dendrochronologie. Verlag Paul Haupt, Bern und Stuttgart.
101. Skomarkova M, Vaganov E, Mund M, Knohl A, Linke P, Boerner A, Schulze E (2006) Inter-annual and seasonal variability of radial growth, wood density and carbon isotope ratios in tree rings of beech (Fagus sylvatica) growing in Germany and Italy. Trees, 20, 571-586.
102. Sohn J, Gebhardt T, Ammer C, Bauhus J, Häberle K, Matyssek R, Grams T (2013) Mitigation of drought by thinning: short-term and long-term effects on growth and physiological performance of Norway spruce (Picea abies). Forest Ecology and Management, 308, 188-197.
103. Solly E, Schöning I, Boch S, Müller J, Socher SA, Trumbore SE, Schrumpf M (2013) Mean age of carbon in fine roots from temperate forests and grasslands with different management. Biogeosciences Discussions, 10, 5671-5700.
104. Tegel W, Seim A, Hakelberg D, Hoffmann S, Panev M, Westphal T, Büntgen U (2014) A recent growth increase of European beech (Fagus sylvatica L.) at its Mediterranean distribution limit contradicts drought stress. European Journal of Forest Research, 133, 61-71.
105. Weber P, Bugmann H, Pluess A, Walthert L, Rigling A (2013) Drought response and changing mean sensitivity of European beech close to the dry distribution limit. Trees, 27, 171-181.
106. Weemstra M, Eilmann B, Sass-Klaassen UG, Sterck FJ (2013) Summer droughts limit tree growth across 10 temperate species on a productive forest site. Forest Ecology and Management, 306, 142-149.
107. Zang C, Pretzsch H, Rothe A (2012) Size-dependent responses to summer drought in Scots pine, Norway spruce and common oak. Trees, 26, 557-569.