<abstract xmlns="http://www.w3.org/1999/xhtml">

<p><italic>Pinus koraiensis</italic> Sieb. et Zucc. (Korean pine) is an evergreen coniferous tree species with significant therapeutic and nutritional value in northeastern China. To assess variation and select highly productive and nutritionally valuable materials, 25 cone, seed, and kernel nutritional components traits were measured and analyzed. Coefficients of variation for phenotypic traits ranged from 6.32 % to 161.51 %, and the coefficients of most traits were approximately 10 %. Most traits showed significant or extremely significant differences among clones or groups, especially for amino acid content. Cone numbers were under moderate genetic control, and their repeated ability ranged from 0.42 to 0.53. Most other traits were under high genetic control, and their repeated ability was higher than 0.70. Despite the weak correlation with seed traits, cone number had strong correlations with other characters. Four principal components were obtained with a cumulative variance contribution of 93.51 %. The selected elite material will provide a theoretical basis for selection and breeding of <italic>P. koraiensis</italic>.</p>
</abstract>

Pinus koraiensis Sieb. et Zucc. (Korean pine) is an evergreen coniferous tree species with significant therapeutic and nutritional value in northeastern China. To assess variation and select highly productive and nutritionally valuable materials, 25 cone, seed, and kernel nutritional components traits were measured and analyzed. Coefficients of variation for phenotypic traits ranged from 6.32 % to 161.51 %, and the coefficients of most traits were approximately 10 %. Most traits showed significant or extremely significant differences among clones or groups, especially for amino acid content. Cone numbers were under moderate genetic control, and their repeated ability ranged from 0.42 to 0.53. Most other traits were under high genetic control, and their repeated ability was higher than 0.70. Despite the weak correlation with seed traits, cone number had strong correlations with other characters. Four principal components were obtained with a cumulative variance contribution of 93.51 %. The selected elite material will provide a theoretical basis for selection and breeding of P. koraiensis.

Variation in cone, seed, and kernel nutritional components traits of <italic>Pinus koraiensis</italic>

State Key Laboratory of Tree Genetics and Breeding

Silvae Genetica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Variation in cone, seed, and kernel nutritional components traits of 

Pinus koraiensis Sieb. et Zucc. (Korean pine) is an evergreen coniferous tree species with significant therapeutic and nutritional value in northeastern China....

Variation in cone, seed, and kernel nutritional components traits of Pinus koraiensis

Published Online: Dec 23, 2021

Page range: 205 - 216

DOI: https://doi.org/10.2478/sg-2021-0018

Keywords
Pinus koraiensis, Cone, Seed, Kernel nutritional components, Variation

© 2021 Dan Hou et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Variation in cone, seed, and kernel nutritional components traits of Pinus koraiensis

Published Online: Dec 23, 2021

Page range: 205 - 216

DOI: https://doi.org/10.2478/sg-2021-0018

KeywordsPinus koraiensis, Cone, Seed, Kernel nutritional components, Variation

© 2021 Dan Hou et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Pinus koraiensis, Cone, Seed, Kernel nutritional components, Variation