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Variation in xylem anatomy of selected populations of lodgepole pine
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| Zeitschriftentitel: | Canadian Journal of Forest Research |
|---|---|
| Personen und Körperschaften: | , |
| In: | Canadian Journal of Forest Research, 31, 2001, 11, S. 2049-2057 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Canadian Science Publishing
|
| Schlagwörter: |
| author_facet |
Wang, Tongli Aitken, Sally N Wang, Tongli Aitken, Sally N |
|---|---|
| author |
Wang, Tongli Aitken, Sally N |
| spellingShingle |
Wang, Tongli Aitken, Sally N Canadian Journal of Forest Research Variation in xylem anatomy of selected populations of lodgepole pine Ecology Forestry Global and Planetary Change |
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wang, tongli |
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Wang, Tongli Aitken, Sally N 0045-5067 1208-6037 Canadian Science Publishing Ecology Forestry Global and Planetary Change http://dx.doi.org/10.1139/x01-142 <jats:p> Variation in xylem anatomy among selected populations of lodgepole pine (Pinus contorta Dougl. ex Loud. var. latifolia Engelm.) was examined using digital image analysis based on an annual growth ring (age 10) per tree. Four subpopulations were selected using the following criteria for height growth and wood density: (i) fast growth and high density; (ii) slow growth and high density; (iii) fast growth and low density; and (iv) slow growth and low density. Significant differences were found among subpopulations for several anatomical parameters including tracheid density, lumen size, and cell wall thickness that may affect the economic value and utilization of wood. Principal component analysis indicate that the first four principal components (PCs) were associated with (i) ring area (PC1), (ii) earlywood density (PC2), (iii) latewood density (PC3), and (iv) lumen shape in earlywood (PC4), suggesting that these aspects of wood properties and growth are controlled by different sets of genes. Relative contributions of total number of tracheids, tracheid lumen size, and cell wall thickness to ring area and correlations between cell wall area proportion and X-ray density are discussed. </jats:p> Variation in xylem anatomy of selected populations of lodgepole pine Canadian Journal of Forest Research |
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Variation in xylem anatomy of selected populations of lodgepole pine |
| title_unstemmed |
Variation in xylem anatomy of selected populations of lodgepole pine |
| title_full |
Variation in xylem anatomy of selected populations of lodgepole pine |
| title_fullStr |
Variation in xylem anatomy of selected populations of lodgepole pine |
| title_full_unstemmed |
Variation in xylem anatomy of selected populations of lodgepole pine |
| title_short |
Variation in xylem anatomy of selected populations of lodgepole pine |
| title_sort |
variation in xylem anatomy of selected populations of lodgepole pine |
| topic |
Ecology Forestry Global and Planetary Change |
| url |
http://dx.doi.org/10.1139/x01-142 |
| publishDate |
2001 |
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2049-2057 |
| description |
<jats:p> Variation in xylem anatomy among selected populations of lodgepole pine (Pinus contorta Dougl. ex Loud. var. latifolia Engelm.) was examined using digital image analysis based on an annual growth ring (age 10) per tree. Four subpopulations were selected using the following criteria for height growth and wood density: (i) fast growth and high density; (ii) slow growth and high density; (iii) fast growth and low density; and (iv) slow growth and low density. Significant differences were found among subpopulations for several anatomical parameters including tracheid density, lumen size, and cell wall thickness that may affect the economic value and utilization of wood. Principal component analysis indicate that the first four principal components (PCs) were associated with (i) ring area (PC1), (ii) earlywood density (PC2), (iii) latewood density (PC3), and (iv) lumen shape in earlywood (PC4), suggesting that these aspects of wood properties and growth are controlled by different sets of genes. Relative contributions of total number of tracheids, tracheid lumen size, and cell wall thickness to ring area and correlations between cell wall area proportion and X-ray density are discussed. </jats:p> |
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| description | <jats:p> Variation in xylem anatomy among selected populations of lodgepole pine (Pinus contorta Dougl. ex Loud. var. latifolia Engelm.) was examined using digital image analysis based on an annual growth ring (age 10) per tree. Four subpopulations were selected using the following criteria for height growth and wood density: (i) fast growth and high density; (ii) slow growth and high density; (iii) fast growth and low density; and (iv) slow growth and low density. Significant differences were found among subpopulations for several anatomical parameters including tracheid density, lumen size, and cell wall thickness that may affect the economic value and utilization of wood. Principal component analysis indicate that the first four principal components (PCs) were associated with (i) ring area (PC1), (ii) earlywood density (PC2), (iii) latewood density (PC3), and (iv) lumen shape in earlywood (PC4), suggesting that these aspects of wood properties and growth are controlled by different sets of genes. Relative contributions of total number of tracheids, tracheid lumen size, and cell wall thickness to ring area and correlations between cell wall area proportion and X-ray density are discussed. </jats:p> |
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| spelling | Wang, Tongli Aitken, Sally N 0045-5067 1208-6037 Canadian Science Publishing Ecology Forestry Global and Planetary Change http://dx.doi.org/10.1139/x01-142 <jats:p> Variation in xylem anatomy among selected populations of lodgepole pine (Pinus contorta Dougl. ex Loud. var. latifolia Engelm.) was examined using digital image analysis based on an annual growth ring (age 10) per tree. Four subpopulations were selected using the following criteria for height growth and wood density: (i) fast growth and high density; (ii) slow growth and high density; (iii) fast growth and low density; and (iv) slow growth and low density. Significant differences were found among subpopulations for several anatomical parameters including tracheid density, lumen size, and cell wall thickness that may affect the economic value and utilization of wood. Principal component analysis indicate that the first four principal components (PCs) were associated with (i) ring area (PC1), (ii) earlywood density (PC2), (iii) latewood density (PC3), and (iv) lumen shape in earlywood (PC4), suggesting that these aspects of wood properties and growth are controlled by different sets of genes. Relative contributions of total number of tracheids, tracheid lumen size, and cell wall thickness to ring area and correlations between cell wall area proportion and X-ray density are discussed. </jats:p> Variation in xylem anatomy of selected populations of lodgepole pine Canadian Journal of Forest Research |
| spellingShingle | Wang, Tongli, Aitken, Sally N, Canadian Journal of Forest Research, Variation in xylem anatomy of selected populations of lodgepole pine, Ecology, Forestry, Global and Planetary Change |
| title | Variation in xylem anatomy of selected populations of lodgepole pine |
| title_full | Variation in xylem anatomy of selected populations of lodgepole pine |
| title_fullStr | Variation in xylem anatomy of selected populations of lodgepole pine |
| title_full_unstemmed | Variation in xylem anatomy of selected populations of lodgepole pine |
| title_short | Variation in xylem anatomy of selected populations of lodgepole pine |
| title_sort | variation in xylem anatomy of selected populations of lodgepole pine |
| title_unstemmed | Variation in xylem anatomy of selected populations of lodgepole pine |
| topic | Ecology, Forestry, Global and Planetary Change |
| url | http://dx.doi.org/10.1139/x01-142 |