[B14-P-01] Seasonal changes in photoassimilate allocation to stem, leaf and root growth of Ginkgo biloba

○Koh YASUE¹, Kayo Kudo², Katsuhiko Takata² (1. MRI, Shinshu Univ., 2. Akita Pref. Univ.)

[B14-P-02] Changes in allocation of photosynthetic products in larch (Larix kaempferi) following artificial defoliation

○Yohta Yamamoto¹, Yoko Watanabe², Yasuyuki Ohno³, Koh Yasue⁴ (1. Shinshu Univ., 2. Hokkaido Univ., 3. Hokkaido Inst., 4. MRI, Shinshu Univ.)

[B14-P-03] Individual and Within-Trunk Variation of Wood Density and Shrinkage in Alnus hirsuta

○Satoru MURAKAMI¹, Hisashi Ohsaki¹ (1. Hokkaido Inst.)

[B14-P-04] Growth characteristics and wood quality in standing trees of Paulownia species planted in Motegi, Tochigi

○Ikumi Nezu^1,2, Futoshi Ishiguri², Jyunichi Ohshima², Shinso Yokota², Masashi Nihei³, Shigeru Kato³ (1. Tokyo Univ. of Agri. and Tech., 2. Utsunomiya Univ., 3. KKBC)

[B14-P-05] Relationship between the size of perennial snow patches and radial growth of Alnus maximowiczii on the northeastern slope of Mt. Chokai

○Yudong Shen¹, Hidefumi Takeda², Hiroshi Goto², Kayo Kudo¹, Katsuhiko Takata¹ (1. Akita Pref. Univ. , 2. Akita society of snow)

[B14-P-06] Variation in grain angle within the stem in Cinnamomum camphora

○MAOJIAO YANG¹, SINNYA KOGA¹ (1. Kyushu Univ.)

[B14-P-07] Longitudinal variations of log characteristics in the first-generation Neolamarckia macrophylla grown in Central Java, Indonesia

○Umi Latifah Dyah Dharmawati¹, Hikari Yokoyama ¹, Futoshi Ishiguri¹, Jyunichi Ohshima¹, Shinso Yokota¹, Ikumi Nezu², Yusuke Takahashi², Fanny Hidayati³, Agus Ngadianto³, Yus Andhini Bhekti Pertiwi⁴, Arif Nirsatmanto⁵, Sri Sunarti⁵ (1. Utsunomiya Univ., 2. Tokyo Univ. of Agri. and Tech., 3. Universitas Gadjah Mada, 4. Universitas Sebelas Maret, 5. BRIN)

[B14-P-08] Evaluation of wood properties of four underutilized domestic hardwood species (1) Comparisons of fiber lengths and microfibril angles

○Yu Hirano¹, Miho Kojima¹, Hisashi Abe¹, Kei Asano², Yukihiko Katagiri², Masafumi Okawa², Naoki Ito² (1. FFPRI, 2. Fukuoka Pref.)

[B14-P-09] Evaluation of wood properties of four underutilized domestic hardwood species (2) bending test and impact test

○Kei Asano¹, Yukihiko Katagiri¹, Masafumi Okawa¹, Naoki Ito¹, Yoshitaka Kubojima² (1. Fukuoka Pref., 2. FFPRI)

[B14-P-10] Bending properties of logs and small-clears in several hardwoods grown in Chiba, Japan

Taichi YAMASHITA¹, ○Jun TANABE¹, Tatsuaki Kobayashi², Futoshi Ishiguri³, Ikumi Nezu³, Naoki Ohtani⁴ (1. Chiba Univ., 2. Chiba Univ, 3. Utsunomiya Univ., 4. Tochigi For. Cent)

[B14-P-11] Wood utilization of invasive tree species, Chinese tallow (Triadica sebifera): assessing intrinsic wood properties of planted trees

○Xiaoyu Zhu¹, Maojiao Yang¹, Le Guan¹, Hiroki Sakagami¹, Shinya Koga¹ (1. Kyushu Univ.)

[B14-P-12] Interaction effect between genotypes and environments on wood quality revealed by the provenance test

○Yusuke Takahashi^1,2,3, Eitaro Fukatsu¹, Taiichi Iki¹, Yuya Takashima¹, Yuki Fukuda¹, Michinari Matsushita¹, Masahiro Miura¹, Manabu Kurita¹, Akira Tamura¹ (1. FTBC, FFPRI, 2. Utsunomiya Univ., 3. Tokyo Univ. of Agri. and Tech.)

[B14-P-13] The relationships between basic density and climatic factors at the trees origin of plus-tree clones in Picea glehnii

○Anna Kajiya¹, Jun Tanabe¹, So Hanaoka², Yoko Fukuda³ (1. Chiba Univ., 2. Shizuoka Univ., 3. FTBC, FFPRI)

[B14-P-14] Relationship between breeding values predicted by the progenies and the clonal values of parental plus trees

○Taiichi IKI¹, Kentaro Mishima¹, Yoko Fukuda¹, Akira Tamura¹ (1. FTBC, FFPRI)

[B14-P-15] Evaluation of heartwood moisture content of first-generation plus trees of Japanese cedar in Kyushu Breeding Region

○Yuji KURAHARA¹, Koji MATSUNAGA¹, Eitaro FUKATSU¹ (1. FTBC, FFPRI)

[B14-P-16] Variation in the Pilodyn penetration in progenies of the Japanese Cypress (Chamaecyparis obtuse) plus tree

○Hisaya MIYASHITA¹, Yuya Takashima¹ (1. FTBC, FFPRI)

[B14-P-17] Radial distribution of densities in plus-trees of Japanese larch (Larix kaempferi)

○Naoki Koike¹ (1. Nagano Pref.)

[B14-P-18] Genomic prediction for improvement of carbon storage capacity in Japanese cedar (Cryptomeria japonica)

○Yuichiro Hiraoka¹, Tetsuji Hakamata², Michinari Matsushita³, Soichiro Nagano³, Tomonori Hirao³ (1. Shizuoka Professional Univ. of Agri., 2. Shizuoka Pref., 3. Forest Tree Breeding Center)

[B14-P-19] Youngs Modulus of Japanese Larch Logs( Larix kaempferi) from Nagano Prefecture

○Masato YAMANOUCHI¹, Tatsuya Yoshikawa¹, Yuji Okuhara¹, Naoki Koike¹, Tetsuya Yamanaka², Yujiro Tanaka (1. Nagano Prefecture F.R.C., 2. Nagano Prefecture R.P.B.)

[B14-P-20] Regulatory mechanism of sugi wood properties related to crown and tree shape information
-pruning ratio, auxin amounts and microfibril angle-

Koichi Shinohara¹, Haruka Yoshinomoto¹, ○Yoshio KIJIDANI¹, Eitaro Fukatsu², Yuji Kurahara², Koji Matsunaga², Yuichiro Hiraoka³ (1. Univ. of Miyazaki, 2. Forest Tree Breeding Center, 3. Shizuoka Professional Univ. of Agri.)

[B14-P-21] Comparison of wood properties of 70-year-old cedar with different growth

○Miki Konno¹, Yuji Onishi¹, Kana Yamashita² (1. Miyagi Pref., 2. FFPRI)

[B14-P-22] Influence of Arabinogalactan on Mechanical Properties of Larch

○Kazuki UEHARA¹, Hiroaki Horiyama¹, Keisuke Kojiro¹, Yuzo Furuta¹, Yuka Miyoshi², Kana Yamashita² (1. Kyoto Pref. Univ., 2. FFPRI)

[B14-P-23] Wood quality degradation in bark-stripped Sugi (Cryptomeria japonica D. Don) stem by Japanese black bear (Ursus thibetanus japonicus) Ⅲ: A case study of Sugi 10 years after bark-stripping

○Jyunichi OHSHIMA¹, Koki Arakawa¹, Ikumi Nezu^2,1, Kazuya Iizuka¹, Futoshi Ishiguri¹, Shinso Yokota¹ (1. Utsunomiya Univ., 2. Tokyo Univ. of Agri. and Tech.)

[B14-P-24] Properties of the Sakhalin spruce grown in the eastern Okhotsk’s artificial forest as a valuable timber for musical instruments

○Kazushi Nakai^1,2, Murakami Satoru³, Ohsaki Hisashi³ (1. Kyoto Univ., 2. Yamaha, 3. Hokkaido Inst.)

[B14-P-25] Role of chemical components for hysteresis during water adsorption-desorption in each tissue of Cerasus jamasakura

○Hayato Saito¹, Takahisa Nakai¹, Keisuke Toba^2,1 (1. Mie Univ., 2. FFPRI)

[B14-P-26] Use of digital image correlation method for measuring released strain of residual stress distribution in tree trunks.

○Kengo Ochiai¹, Masato Yoshida¹, Hiroyuki Yamamoto¹ (1. Nagoya Univ.)

[B14-P-27] Mechanical properties of wood model using straws

○Kentaro Miki¹, Tetsuo Yamaguchi¹ (1. The Univ. of Tokyo)

[B14-P-28] Studies on mechanism of bark pattern formations

○Yotaro Uenobu¹, Tetsuo Yamaguchi¹ (1. The Univ. of Tokyo)

[B14-P-29] Japanese Cedar Timber Flexural Grading Model Based on Neural Network, Machine Vision, and NIR Spectra

○Jin-Wei Xu¹, Yu-Tang Tung¹, Jyh-Horng Wu¹ (1. Nat'l Chung Hsing Univ. (Taiwan))

[B14-P-30] Non-destructive measurement for determining wood species by using near infrared spectroscopy

○Yutatsu Matsusato¹, Shuto OKABE¹, Shota HORIUCHI¹, Miho KOJIMA², Hisashi ABE², Yohei KURATA¹ (1. Nihon Univ., 2. FFPRI)

[B14-P-31] Light transparency of saturated wood by measuring total transmission light

○yohei KURATA¹, Miho KOJIMA², Hisashi ABE² (1. Nihon Univ., 2. FFPRI)

[B14-P-32] Influence of steaming condition in kiln drying on inhibition of rosin in Japanese Cypress

○Naoki Ito¹, Yukihiko Katagiri¹, Kei Asano¹, Masafumi Okawa¹ (1. Fukuoka Pref.)

[B14-P-33] Compressive characteristics of balsa wood softened with an ionic liquid

○Masato Shimaoka¹, Hiroki Sakagami², Noboru Fujimoto² (1. Sch. Agr., Kyushu Univ., 2. Grad. Agr., Kyushu Univ.)

Session information

B Wood quality