<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Genetic parameters and genotype by environment interactions for wood properties of 13-year-old Pinus radiata were determined by sampling two progeny trials on contrasting sites in the southern slopes of New South Wales, Australia. Heritability of green and basic density were determined together with dynamic modulus of elasticity (MOE) measured using TreeTap. The phenotypic variance in MOE (CV 17-18%) was almost three times that of basic density. MOE and basic density were highly heritable at both sites (h2 0.57 &amp; 0.79 for MOE &amp; 0.59 and 0.85 for density). There was a moderately strong genetic correlation between MOE and basic density (0.64 across-sites). No genotype x environment interaction was detected in MOE or basic density. Basic density and MOE were lower on the warmer, lower rainfall site.</p></abstract>

Genetic parameters and genotype by environment interactions for wood properties of 13-year-old Pinus radiata were determined by sampling two progeny trials on contrasting sites in the southern slopes of New South Wales, Australia. Heritability of green and basic density were determined together with dynamic modulus of elasticity (MOE) measured using TreeTap. The phenotypic variance in MOE (CV 17-18%) was almost three times that of basic density. MOE and basic density were highly heritable at both sites (h2 0.57 & 0.79 for MOE & 0.59 and 0.85 for density). There was a moderately strong genetic correlation between MOE and basic density (0.64 across-sites). No genotype x environment interaction was detected in MOE or basic density. Basic density and MOE were lower on the warmer, lower rainfall site.

Genetic Parameters and Genotype by Environment Interactions for Green and Basic Density and Stiffness of Pinus radiata D. Don Estimated Using Acoustics

Silvae Genetica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Genetic parameters and genotype by environment interactions for wood properties of 13-year-old Pinus radiata were determined by sampling two progeny trials on...

Genetic Parameters and Genotype by Environment Interactions for Green and Basic Density and Stiffness of Pinus radiata D. Don Estimated Using Acoustics

Pubblicato online: 19 ott 2017

Pagine: 112 - 122

Ricevuto: 05 feb 2008

DOI: https://doi.org/10.1515/sg-2009-0015

Parole chiave
Pinus radiata, standing tree acoustic tools, dynamic modulus of elasticity, basic density

© 2017

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Genetic Parameters and Genotype by Environment Interactions for Green and Basic Density and Stiffness of Pinus radiata D. Don Estimated Using Acoustics

Pubblicato online: 19 ott 2017

Pagine: 112 - 122

Ricevuto: 05 feb 2008

DOI: https://doi.org/10.1515/sg-2009-0015

Parole chiavePinus radiata, standing tree acoustic tools, dynamic modulus of elasticity, basic density

© 2017

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Parole chiave
Pinus radiata, standing tree acoustic tools, dynamic modulus of elasticity, basic density