scholarly journals Genetic trends in wood density and radial growth with cambial age in a radiata pine progeny test

2002 ◽  
Vol 59 (5-6) ◽  
pp. 541-549 ◽  
Author(s):  
Francisco Zamudio ◽  
Ricardo Baettyg ◽  
Adriana Vergara ◽  
Fernando Guerra ◽  
Philippe Rozenberg
2018 ◽  
Vol 9 ◽  
Author(s):  
Jesús Julio Camarero ◽  
Flor Álvarez-Taboada ◽  
Andrea Hevia ◽  
Fernando Castedo-Dorado

2005 ◽  
Vol 62 (2) ◽  
pp. 105-114 ◽  
Author(s):  
Francisco Zamudio ◽  
Philippe Rozenberg ◽  
Ricardo Baettig ◽  
Adriana Vergara ◽  
Marco Yañez ◽  
...  

Author(s):  
Mark O. Kimberley ◽  
Dave J. Cown ◽  
Russell B. McKinley ◽  
John R. Moore ◽  
Leslie J. Dowling

2001 ◽  
Vol 145 (3) ◽  
pp. 173-180 ◽  
Author(s):  
P.N. Beets ◽  
K. Gilchrist ◽  
M.P. Jeffreys

2014 ◽  
Vol 44 (2) ◽  
pp. 162-171 ◽  
Author(s):  
Derek F. Sattler ◽  
Philip G. Comeau ◽  
Alexis Achim

Radial patterns of modulus of elasticity (MOE) were examined for white spruce (Picea glauca (Moench) Voss) and trembling aspen (Populus tremuoides Michx.) from 19 mature, uneven-aged stands in the boreal mixedwood region of northern Alberta, Canada. The main objectives were to (1) evaluate the relationship between pith-to-bark changes in MOE and cambial age or distance from pith; (2) develop species-specific models to predict pith-to-bark changes in MOE; and (3) to test the influences of radial growth, relative vertical height, and tree slenderness (tree height/DBH) on MOE. For both species, cambial age was selected as the best explanatory variable with which to build pith-to-bark models of MOE. For white spruce and trembling aspen, the final nonlinear mixed-effect models indicated that an augmented rate of increase in MOE occurred with increasing vertical position within the tree. For white spruce trees, radial growth and slenderness were found to positively influence maximum estimated MOE. For trembling aspen, there was no apparent effect of vertical position or radial growth on maximum MOE. The results shed light on potential drivers of radial patterns of MOE and will be useful in guiding silvicultural prescriptions.


New Forests ◽  
2019 ◽  
Vol 51 (3) ◽  
pp. 453-467 ◽  
Author(s):  
Shengzuo Fang ◽  
Daiyan Sun ◽  
Xulan Shang ◽  
Xiangxiang Fu ◽  
Wanxia Yang

Holzforschung ◽  
1999 ◽  
Vol 53 (2) ◽  
pp. 199-203 ◽  
Author(s):  
M. P. Denne ◽  
C. M. Cahalan ◽  
D. P. Aebischer

Summary To assess the likely effects of silvicultural treatment on the wood quality of Nothofagus nervosa grown in the UK, and the possibilities of independent selection within seed origins for density and growth rate, ring width and wood density were analysed from pith to bark of 19 trees. Variations in vessel lumen size, vessel number mm−2, and total lumen area mm−2 were analysed in ten trees. Since density increased by only 0.005g cm−3 per mm increase in ring width, silvicultural practices such as initial spacing and thinning are not likely to have a substantial effect on the wood density of rauli. Similarly, variation in density with cambial age was significant but relatively minor in the 40- and 60-year old trees of the present sample, suggesting that the rotation length is unlikely to have any practical influence on the density of rauli. Considerable between-tree differences in density were found which did not correspond to differences in ring width, suggesting it should be feasible to select independently for density and growth rate. These differences in density were associated with differences in both vessel lumen size and vessel number mm−2


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