Volume 50, Number 1 (2004)

Original articles
Takashi Okuyama, Hiroyuki Yamamoto, Javier Doldan, Toshihiro Ona
Heart splitting at crosscutting of eucalypt logs     1

Atsuko Ishikawa, Naohiro Kuroda, Atsushi Kato
In situ measurement of wood moisture content in high-temperature steam     7

Tomio Takemura, Takashi Taniguchi
Method to estimate the internal stresses due to moisture in wood using transmission properties of microwaves     15

Jakub Sandak, Chiaki Tanaka, Tadashi Ohtani
Evaluation of surface smoothness by a laser displacement sensor II: comparison of lateral effect photodiode and multielement array     22

Jean-Philippe Costes, Pak Lim Ko, Tonu Ji, Cyrille Decès-Petit, Yusuf Altintas
Orthogonal cutting mechanics of maple: modeling a solid wood-cutting process     28

Yuko Fujiwara, Yoshihisa Fujii, Yutaka Sawada, Shogo Okumura
Assessment of wood surface roughness: comparison of tactile roughness and three-dimensional parameters derived using a robust Gaussian regression filter     35

Mats Ekevad
Method to compute fiber directions in wood from computed tomography images     41

Masumi Hasegawa, Yasutoshi Sasaki
Acoustoelastic birefringence effect in wood I: effect of applied stresses on the velocities of ultrasonic shear waves propagating transversely to the stress direction     47

Nobuhisa Okuda, Masatoshi Sato
Manufacture and mechanical properties of binderless boards from kenaf core     53

Jianying Xu, Ryo Sugawara, Ragil Widyorini, Guangping Han, Shuichi Kawai
Manufacture and properties of low-density binderless particleboard from kenaf core     62

Naruyuki Kamo, Mitsuo Higuchi, Takehiro Yoshimatsu, Mitsuhiro Morita
Condensation reactions of phenolic resins IV: self-condensations of 2,4-dihydroxymethylphenol and 2,4,6-trihydroxymethyphenol (2)     68

Tomoya Okunishi, Norikazu Sakakibara, Shiro Suzuki, Toshiaki Umezawa, Mikio Shimada
Stereochemistry of matairesinol formation by Daphne secoisolariciresinol dehydrogenase     77

Takeshi Nagasaki, Norihisa Osada, Mika Sato, Seiichi Yasuda, Koetsu Takahashi, Takanori Imai
Studies on the immunolabeling of heartwood extractives: characterization of anta-agatharesinol antiserum     82

Yukie Saito, Takanori Arima
Cone structure of hexagonal carbon sheets stacked in wood cell lumen     87

Note
Tomoya Okunishi, Toshiaki Umezawa, Mikio Shimada
Semi-micro chiral HPLC analysis of lignans     93

Rapid communication
Takahisa Nakai, Masatoshi Hamatake, Tetsuya Nakao
Relationship between piezoelectric behavior and the stress-strain curve of wood under combined compression and vibration stresses     97

Announcement      100


Volume 50, Number 2 (2004)

Original articles
Masumi Hasegawa, Yasutoshi Sasaki
Acoustoelastic birefringence effect of wood II: influence of texture anisotropy on the polarization direction of shear wave in wood     101

Masumi Hasegawa, Yasutoshi Sasaki
Acoustoelastic birefringence effect in wood III: ultrasonic stress determination of wood by acoustoelastic birefringence method     108

Chuanshuang Hu, Chiaki Tanaka, Tadashi Ohtani
Locating and identifying sound knots and dead knots on sugi by the rule-based color vision system     115

J. L. Jensen, P. -J. Gustafsson
Shear strength of beam splice joints with glued-in rods     123

Hisashi Miyafuji, Hideki Kokaji, Shiro Saka
Photostable wood-inorganic composites prepared by the sol-gel process with UV absorbent     130

Yasuyuki Matsushita, Akihiro Kakehi, Shigeru Miyawaki, Seiichi Yasuda
Formation and chemical structures of acid-soluble lignin II: reaction of aromatic nuclei model compounds with xylan in the presence of a counterpart for condensation, and behavior of lignin model compounds with guaiacyl and syringyl nuclei in 72% sulfuric     136

Olov Karlsson, Tsutomu Ikeda, Takao Kishimoto, Kengo Magara, Yuji Matsumoto, Shuji Hosoya
Isolation of a lignin-carbohydrate bonds in wood: model experiments and preliminary application to pine wood     142

Katri Luostarinen, Veikko Möttönen
Effects of log storage and drying on birch (Betula pendula) wood proanthocyanidin concentration and discolouration     151

Subyakto, Toshimitsu Hata, Isamu Ide, Takeshi Yamane, Shuichi Kawai
Fire protection of a laminated veneer lumber joint by wood carbon phenolic spheres sheeting     157

Dapeng Bao, Satomi Kinugasa, Yutaka Kitamoto
The biological species of oyster mushrooms (Pleurotus spp.) from Asia based on mating compatibility tests     162

Dapeng Bao, Hiromoto Ishihara, Nobuhiro Mori, Yutaka Kitamoto
Phylogenetic analysis of oyster mushrooms (Pleurotus spp.) based on restriction fragment length polymorphisms of the 5'portion of 26S rDNA     169

Koei Nishimiya, Toshimitsu Hata, Hikari Kikuchi, Yuji Imamura
Effect of aluminum compound addition on graphitization of wood charcoal by direct electric pulse heating method     177

Notes
S. Nami Kartal, Erman Munir, Tomo Kakitani, Yuji Imamura
Bioremediation of CCA-treated wood by brown-rot fungi Fomitopsis palustris, Coniophora puteana, and Laetiporus sulphureus     182

Song-Yung Wang, Wei-Chun Tsai
Toxicity index and the time taken to incapacitate mice under combustion gases of burning wooden materials     189

Announcement      196


Volume 50, Number 3 (2004)

Original articles
Hiroyuki Yamamoto
Role of the gelatinous layer on the origin of the physical properties of the tension wood     197

Wook Kang, Nam-Ho Lee
Relationship between radial variations in shrinkage and drying defects of tree disks     209

Yasushi Hiramatsu, Yoshifumi Miyazaki
Effective period of volatiles from softwood veneers embedded in tatami mats on the activity of house dust mites     217

Ashraf M. A. Abdalla, Noboru Sekino, Noriaki Jinbo
Veneer strand flanged I-beam with medium density feberboard or particleboard as web material I: the forming method and fundamental properties     223

Nicolas Bouillon, G. Elbez, U. Schonfeld
Properties of wheat straw particleboards bonded with different types of resin     230

Naruyuki Kamo, Hiroyuki Okamura, Mitsuo Higuchi, Motsuhiro Morita
Condensation reactions of phenolic resins V: cure-acceleration effects of propylene carbonate     236

Keiichi Nakamata, Youichi Motoe, Hiroshi Ohi
Evaluation of chloroform formed in process of kraft pulp bleaching mill using chlorine dioxide     242

Shinsuke Ifuku, Hiroshi Kamitakahara, Fumiaki Nakatsubo
Preparation of novel reagents 4-alkoxytrityl chlorides and their reaction with methyl α-D-glucoside     248

Daishi Takada, Katsunobu Ehara, Shiro Saka
Gas chromatographic and mass spectrometric (GC-MS) analysis of lignin-derived products from Cryptomeria japonica treated in supercritical water     253

Jinsen Xu, Tianling Zheng, Sadatoshi Meguro, Shinsaku Kawachi
Purification and characterization of polyphenol oxidase from Henry chestnuts (Castanea henryi)     260

Xiaoming He, Akira Suzuki
Effects of urea treatment on litter decomposition in Pasania edulis forest soil     266

Notes
Kazuki Hashimoto, Kyoji Suzuki, Yasushi Kamaya
Wet-end properties of cationic graft terpolymerized polyacrylamides     271

Shinya Kajita, Fumiko Honaga, Mikiko Uesugi, Yosuke Iimura, Eiji Masai, Shinya Kawai, Masao Fukuda, Noriyuki Morohoshi, Yoshihiro Katayama
Generation of transgenic hybrid aspen that express a bacterial gene for feruloyl-CoA hydratase/lyase (FerB), which is involved in lignin degradation in Sphingomonas paucimobilis SYK-6     275

Kwang Ho Lee, Seung Gon Wi, Adya P. Singh, Yoon Soo Kim
Micromorphological characteristics of decayed wood and laccase produced by the brown-rot fungus Coniophora puteana     281

Announcement      285


Volume 50, Number 4 (2004)

Original articles
Arata Yoshinaga, Seizo Ohno, Minoru Fujita
Delignification of cell walls of Chamaecyparis obtusa during alkaline nitrobenzene oxidation     287

Eiichi Obataya, Joseph Gril, Bernard Thibaut
Shrinkage of cane (Arundo donax) I: irregular shrinkage of green cane due to the collapse of parenchyma cells     295

Yoichi Kojima, Hiroyuki Yamamoto
Effect of microfibril angle on the longitudinal tensile creep behavior of wood     301

Jonas Blomberg, Bengt Persson
Plastic deformation in small clear pieces of Scots pine (Pinus sylvestris) during densification with the CaLignum process     307

Jun-Ho Choi, Nam-Ho Lee
Effect of end-taping and removal of sapwood on radial distribution of moisture content and tangential strains during radio-frequency/vacuum drying of Cedrela sinsensis log cross sections     315

Chuanshuang Hu, Chiaki Tanaka, Tadashi Ohtani
On-line determination of the grain angle using ellipse analysis of the laser light scattering pattern image     321

Yi Min Wei, Tomoyuki Fujii, Yasushi Hiramatsu, Atsushi Miyatake, Shuichiro Yoshinaga, Tsuyoshi Fujii, Bunichiro Tomita
A preliminary investigation on microstructural characteristics of interfacial zone between cement and exploded wood fiber strand by using SEM-EDS     327

Md. Iftekhar Shams, Hiroyuki Yano, Keijirou Endou
Compressive deformation of wood impregnated with low molecular weight phenol formaldehyde (PF) resin I: effects of pressing pressure and pressure holding     337

Md. Iftekhar Shams, Hiroyuki Yano
Compressive deformation of wood impregnated with low molecular weight phenol formaldehyde (PF) resin II: effects of processing parameters     343

Hiroshi Suzuki, Tomoaki Kamiyama
Structure of cellulose microfibrils and the hydration effect in Cryptomeria japonica: a small-angle X-ray scattering study     351

Masakazu Hiraide, Yoshifumi Miyazaki, Yasushi Shibata
The smell and odorous components of dried shiitake mushroom, Lentinula edodes I: relationship between sensory evaluations and amounts of odorous components     358

Changqing Hu, Sadatoshi Meguro, Shinsaku Kawachi
Effects of physical properties of wood on the water activity of wood meal media for the cultivation of edible mushrooms     365

Notes
Sudijono, Wahyu Dwianto, Sulaeman Yusuf, Ikuho Iida, Yuzo Furuta, Kazuya Minato
Characterization of major, unused, and unvalued Indonesian wood species I: dependencies of mechanical properties in transverse direction on the changes of moisture content and/or temperature     371

Hamiyet Sahin, Nurgul AY
Dielectric properties of hardwood species at microwave frequencies     375

Rapid communication
Kosei Ando, Mami Morimoto, Yoshitaka Kubojima
Deformation behavior of wood under stress relaxation in a radial direction as a laminated annual-ring structure     381

Announcement      383


Volume 50, Number 5 (2004)

Original articles
Anita Firmanti, Bambang Subiyanto, Shinjiro Takino, Shuichi Kawai
The critical stress in various stress levels of bending member on fire exposure for mechanical graded lumber     385

Masahiro Noguchi, Kohei Komatsu
A new method for estimating stiffness and strength in bolted timber-to-timber joints and its verification by experiments II: bolted cross-lapped beam to column joints     395

Ashraf, M.A. Abdalla, Noboru Sekino
Veneer strand flanged I-beam with MDF or particleboard as web material II: effect of resin type, application rate, strand dimension, and pressing time on the basic properties     400

Masahiko Kobayashi, Toshiyuki Asano, Mikio kajiyama, Bunichiro Tomita
Analysis on residue formation during wood liquefaction with polyhydric alcohol     407

Hikaru Aimi, Yuji Matsumoto, Gyosuke Meshitsuka
Structure of small lignin fragment retained in water-soluble polysaccharide extracted from sugi MWL isolation residue     415

Sheng-Yang Wang, Jyh-Horng Wu, Sen-Sung Cheng, Chiu-Ping Lo, Hsing-Ning Chang, Lie-Fen Shyur, Shang-Tzen Chang
Antioxidant activity of extracts from Calocedrus formosana leaf, bark and heartwood     422

Sakae Horisawa, Yoh Sakuma, Katushiko Takata, Shuichi Doi
Detection of intra- and interspecific variation of the dry rot fungus Serpula lacrymans by PCR-RFLP and RAPD analysis     427

Shigeru Yamauchi, Yanni Sudiyani, Yuji Imamura, Shuichi Doi
Depth profiling of weathered tropical wood using Fourier transform infrared photoacoustic spectroscopy     433

Sakae Shibutani, Masahiro Samejima, Shuichi Doi
Effects of stilbenes from bark of Picea glehnii (Sieb. Et Zucc) and their related compounds against feeding behavior of Reticulitermes speratus (Kolbe)     439

Notes
Ying Xiao, Jeffrey J. Morrell
Production of protoplasts from cultures of Ophiostoma picea     445

Masaki Harada, Kohei Komatsu, Tomoyuki Hayashi, Masahiko Karube
Dynamic excitation and static loading tests of glulam lattice floor     450

Kazuya Minato
Application of a modified rate equation to the acetylation of wood     455

Joanne M. Thwaites, Roberta L. Farrell, Kunio Hata, Peter Carter, Marco Lausberg
Sapstain fungi on Pinus radiata logs - from New Zealand forest to export in Japan     459

Shoji Ohga, Daniel J. Royse
Cultivation of Pleurotus eryngii on umbrella plant (Cyperus alternifolius) substrate     466

Jun Mu, Tohru Uehara, Takeshi Furuno
Effect of bamboo vinegar on regulation of germination and radicle growth of seed plants II: composition of moso bamboo vinegar at different collection temperature and its effect     470

Announcement      477


Volume 50, Number 6 (2004)

Original articles
Koji Adachi, Masafumi Inoue, Kozo Kanayama, Roger M. Rowell, Shuichi Kawai
Water removal of wet veneer by roller pressing     479

Nam-Ho Lee, Chenguan Li, Jun-Ho Choi, Ui-Do Hwang
Comparison of moistures distribution along radial direction in a log cross section of heartwood and mixed sapwood and heartwood during radio-frequency/vacuum drying     484

Shuzo Sueyoshi, Yoshifumi Miyazaki, Takeshi Morikawa
Physiological and psychological responses to a heavy floor-impact sound generated by dropping an automobile tire in a wooden house     490

Shuzo Sueyoshi, Yoshifumi Miyazaki, Takeshi Morikawa
Physiological and psychological responses to prolonged light floor-impact sounds generated by a tapping machine in a wooden house     494

Gook-Sup Song
Buttock temperature in a sedentary posture on plywood flooring of varying thickness over the ONDOL heating system     498

Mariko Yoshioka, Atsushi Miyata, Yoshiyuki Nishio
Preparation of liquid polyesterpolyols from glucose and its methyl derivative     504

Mariko Yoshioka, Atsushi Miyata, Tadashi Yagi, Yoshiyuki Nishio
Preparation of polyols from methyl-α-D-glucoside and cyclic esters for design and fabrication of biodegradable polyurethane foams     511

Kazuya Minato, Yuko Ito
Analysis of the factors influencing the acetylation rate of wood     519

Byung-Ho Yoon, Li-Jun Wang, Myoung-Ku Lee
Empirical modeling of chlorine dioxide delignification of oxygen-delignified hardwood kraft pulp     524

Tomoe Nakayama, Tsuyoshi Yoshimura, Yuji Imamura
The optimum temperature-humidity combination for the feeding activities of Japanese subterranean termites     530

Musrizal Muin, Kunio Tsunoda
Biological performance of wood-based composites treated with a formulation of 3-iodo-2-propynyl butylcarbamate and silafluofen using supercritical carbon dioxide     535

Notes
Yasuyuki Matsushita, Ayuko Iwatsuki, Seiichi Yasuda
Application of cationic polymer prepared from sulfuric acid lignin as a retention acid for usual rosin sizes to neutral papermaking     540

Takayuki Oniki, Umeo Takahama
Free radicals produced by the oxidation of gallic acid and catechin derivatives     545

Fumio Kawamura, Tatsuro Ohira, Yoshinari Kikuchi
Constituents from the roots of Taxus cuspidata     548

Announcement      552