Volume 47, Number 1    2001

Original articles
S. Hirata, M. Ohta, Y. Honma
Hardness distribution on wood surface     1

H. Yoshihara
Influence of span/depth ratio on the measurement of mode II fracture toughness of wood by end-notched flexure test     8

Y. Hiramatsu, Y. Miyazaki
Effect of volatile matter from wood chips on the activity of house dust mites and on the sensory evaluation of humans     13

G. Han, K. Umemura, E. D. Wong, M. Zhang, S. Kawai
Effects of silane coupling agent level and extraction treatment on the properties of UF-bonded reed and wheat straw particleboards     18

H. Korai, M. Kiguchi, S. Hosoya, S. Suzuki, Y. Hirano, R. Iwata
Improvement of fiberboard made from acetylated fibers by ozonation I: effect of ozonation on mechanical properties     24

Y. Ohtani, B. B. Mazumder, K. Sameshima
Influence of the chemical composition of kenaf bast and core on the alkaline pulping response     30

N. Hanari, H. Yamamoto, T. Ooi, T. Kusumi, K. Kuroda
A new diterpene dimer from the bark of Chamaecyparis obtusa     36

T. Katayama, A. Ogaki
Biosynthesis of (+)-syringaresinol in Liriodendron tulipifera I: feeding experiments with L-[U-14C] phenylalanine and [8-14C] sinapyl alcohol     41

L. Pulido-Novicio, T. Hata, Y. Kurimoto, S. Doi, S. Ishihara, Y. Imamura
Adsorption capacities and related characteristics of wood charcoals carbonized using a one-step or two-step process     48

Notes
A. Kodan, H. Kuroda, F. Sakai
Simultaneous expression of stilbene synthase genes in Japanese red pine (Pinus densiflora) seedlings     58

M. Takano, A. Nishida, M. Nakamura
Screening of wood-rotting fungi for kraft pulp bleaching by the Poly R decolorization test and biobleaching of hardwood kraft pulp by Phanerochaete crassa WD1694     63

S. Yasuda, K. Fukushima, A. Kakehi
Formation and chemical structures of acid-soluble lignin I: sulfuric acid treatment time and acid-soluble lignin content of hardwood     69

S. Nagahama, T. Sanetika, M. Tazaki
Absolute configuration of new bisaboranoids from Yaku-sugi (Cryptomeria japonica D. Don)     73

Y. Kurimoto, S. Doi, M. Aoyama
Removal of trichloroethylene from aqueous solution by pyrolyzed Japanese cedar bark     76

Announcement     80


Volume 47, Number 2    2001

Original articles
M. Ohyama, K. Baba, T. Itoh
Wood identification of Japanese Cyclobalanopsis species (Fagaceae) based on DNA polymorphism of the intergenic spacer between trnT and trnL 5' exon     81

T. Ohtani, T. Yakou, S. Kitayama
Two-body and three-body abrasive wear properties of katsura wood     87

W. Darmawan, C. Tanaka, H. Usuki, T. Ohtani
Performance of coated carbide tools when grooving wood-based materials: effect of work materials and coating materials on the wear resistance of coated carbide tools     94

N. Zhu, C. Tanaka, T. Ohtani, H. Usuki
Automatic detection of washboarding in bandsaws     102

S.-Y. Wang, F.-C. Lin, M.-Y. Lin
Thermal properties of interior decorating material and the sensation of cold/warm by contact II: the relations among heat flux, temperature change of material, and sensation of cold-warm by contact     109

T. Hata, K. Umemura, H. Yamauchi, A. Nakayama, S. Kawai, H. Sasaki
Design and pilot production of a "spiral-winder" for the manufacture of cylindrical laminated veneer lumber     115

M. Wada, T. Okano, J. Sugiyama
Allomorphs of native crystalline cellulose I evaluated by two equatorial d-spacings     124

K. S. Katsumata, M. Maruyama, G. Meshitsuka
Reduction of aluminum toxicity to radish by alkaline oxygen treated kraft lignin     129

S. Shibutani, K. Igarashi, M. Samejima, Y. Saburi
Inhibition of Trichoderma cellulase activity by a stilbene glucoside from Picea glehnii bark     135

Notes
S. Hirosawa, K. Minato, F. Nakatsubo
Influence of carboxyl group on the acid hydrolysis of cellulose     141

YB. Shen, M. Terazawa
Dihydroroseoside, a new cyclohexanone glucoside, from the leaves of shirakamba (Betula platyphylla sukatchev var. japonica Hara)     145

K. Tsunoda
Preservative properties of vapor-boron-treated wood and wood-based composites     149

S. Horisawa, Y. Sakuma, Y. Tamai, S. Doi, M. Terazawa
Effect of environmental temperature on a small-scale biodegradation system for organic solid waste     154

L.. Pulido-Novicio, Y. Kurimoto, M. Aoyama, K. Seki, S. Doi, T. Hata, S. Ishihara, Y. Imamura
Adsorption of mercury by sugi wood carbonized at 1000°C     159

Announcement     163


Volume 47, Number 3    2001

Original articles
Y. Kato, Y. Sakuma, T. Azuma, A. Ando, K. Miura, K. Takabe, Y. Tamai
Isolation and characterization of a novel anionic peroxidase cDNA found in poplar (Populus nigra) suspension cultured cells     165

Y. Ishimaru, S. Narimoto, I. Iida
Mechanical properties of wood swollen in organic liquids with two or more functional groups for hydrogen bonding in a molecule     171

Y. Ishimaru, I. Iida
Transverse swelling behavior of hinoki (Chamaecyparis obtusa) revealed by the replica method     178

Y. Ishimaru, K. Arai, M. Mizutani, K. Ohshima, I. Iida
Physical and mechanical properties of wood after moisture conditioning     185

N. O. Broman
Aesthetic properties in knotty wood surfaces and their connection with people's preferences     192

Subyakto, T. Hata, I. Ide, S. Kawai
Fire-resistant performance of a laminated veneer lumber joint with metal plate connectors protected with graphite phenolic sphere sheeting     199

D. Harmawan, B. Subiyanto, S. Kawai
Manufacture and properties of oil palm frond cement-bonded board     208

W. Kang, H.-S. Jung
Effects of material constants and geometry on hygrobuckling of wood-based panels     214

W. Kang, H.-S. Jung
Postbuckling of thin wood-based sandwich panels due to hygroexpansion under high humidity     221

S.-T. Chang, T.-F. Yeh
Protection and fastness of green color of moso bamboo (Phyllostachys pubescens Mazel) treated with chromium-based reagents     228

Notes
H. Ohbayashi, R. E. Booker, R. D. Ball, B. G. Ridoutt
Radial modulus of rupture in radiata pine measured by individual rings     233

N. Nugroho, N. Ando
Development of structural composite products made from bamboo II: fundamental properties of laminated bamboo lumber     237

Announcement     243


Volume 47, Number 4    2001

Original articles
S.-T. Chuang, S.-Y. Wang
Evaluation of standing tree quality of Japanese cedar grown with different spacing using stress-wave and ultrasonic-wave methods     245

Y. Ishimaru, K. Ohshima, I. Iida
Changes in the mechanical properties of wood during a period of moisture conditioning     254

H. Yoshihara, S. Oka
Measurement of bending properties of wood by compression bending tests     262

J. Zhu, A. Kudo, T. Takeda, M. Tokumoto
Methods to estimate the length effect on tensile strength parallel to the grain in Japanese larch     269

T. Olsson, M. Megnis, J. Varna, H. Lindberg
Measurement of the uptake of linseed oil in pine by the use of an X-ray microdensitometry technique     275

T. Olsson, M. Megnis, J. Varna, H. Lindberg
Study of the transverse liquid flow paths in pine and spruce using scanning electron microscopy     282

P. Sepúlveda
Measurement of spiral grain with computed tomography     289

D. Hermawan, T. Hata, K. Umemura, S. Kawai, W. Nagadomi, Y. Kuroki
Rapid production of high-strength cement-bonded particleboard by using gaseous or supercritical carbon dioxide     294

Y. Uraki, N. Ishikawa, M. Nishida, Y. Sano
Preparation of amphiphilic lignin derivative as a cellulase stabilizer     301

Y. Hirano, R. Kondo, K. Sakai
Compounds inhibitory to rat liver 5a-reductase from tropical commercial wood species: resveratrol trimmers from melapi (Shorea sp.) heartwood     308

Y. Shin, Y. Tamai, M. Terazawa
Chemical constituents of Inonotus obliquus II: a new triterpene, 21,24-cyclopentalanosta-3b,21,25-triol-8-ene from sclerotium     313

Note
E. Obataya, K. Minato, B. Tomita
Influence of moisture content on the vibrational properties of hematoxylin-impregnated wood     317

Rapid communications
T. Kitaoka, H. Tanaka
Novel paper strength additive containing cellulose-binding domain of cellulase     322

Y. Kataoka, M. Kiguchi
Depth profiling of photo-induced degradation in wood by FT-IR microspectroscopy     325

Announcement     328


Volume 47, Number 5    2001

Original articles
T. Konishi, T. Nakai, F. Sakai, T. Hayashi
Formation of callose from sucrose in cotton fiber microsomal membranes     331

Md. T. R. Bhuiyan, N. Hirai, N. Sobue
Effect of intermittent heat treatment on crystallinity in wood cellulose     336

W. Darmawan, C. Tanaka, H. Usuki, T. Ohtani
Performance of coated carbide tools in turning wood-based materials: effect of cutting speeds and coating materials on the wear characteristics of coated carbide tools in turning wood-chip cement board     342

G. Han, K. Umemura, M. Zhang, T. Honda, S. Kawai
Development of high-performance UF-bonded reed and wheat straw medium-density fiberboard     350

Y.-H. Deng, T. Furuno, Y.-F. Wu
Effect of buffers on gypsum particleboard properties     356

K. Koda, H. Goto, H. Shintani, Y. Matsumoto, G. Meshitsuka
Oxidative cleavage of lignin aromatics during chlorine bleaching of kraft pulp     362

E. Munir, J.-J. Yoon, T. Tokimatsu, T. Hattori, M. Shimada
New role for glyoxylate cycle enzymes in wood-rotting basidiomycetes in relation to biosynthesis of oxalic acid     368

H. Hirai, A. Onitsuka, R. Kondo, K. Sakai, T. Nishida
Iron-binding compounds produced by white-rot fungus Phanerochaete sordida YK-624     374

R. Katahira, F. Nakatsubo
Determination of nitrobenzene oxidation products by GC and 1H-NMR spectroscopy using 5-iodovanillin as a new internal standard     378

T. Okunishi, T. Umezawa, M. Shimada
Isolation and enzymatic formation of lignans of Daphne genkwa and Daphne odora     383

Notes
R. Beljo-Lucic, V. Goglia
Some possibilities for reducing circular saw idling noise     389

Y. Xiao, G. Meshitsuka
Development of high-retention water absorbent from cellulosic materials: water absorbent from bleached kraft pulp     394

S.-F. Wang, T. Furuno, Z. Cheng, S. Katoh
Composition of neutral fractions in Chinese raw tall oil     400

A. K. Azad, K. Ogiyama, T. Sassa
Isolation of (+)-catechin and a new polyphenolic compound in Bengal catechu     406

K. Towatari, R. Kondo, K. Sakai
Proliferating effect on extracts from woods and fungi on rat vibrissa dermal papilla cells     410

Rapid communication
K. Ishimaru, T. Vystavel, P. Bronsveld, T. Hata, Y. Imamura, J. D. Hosson
Diamond and pore structure observed in wood charcoal     414

Announcement     417


Volume 47, Number 6    2001

Original articles
W. Aoyama, A. Matsumura, Y. Tsutsumi, T. Nishida
Lignification and peroxidase in tension wood of Eucalyptus viminalis seedlings     419

K. Kuroda
Response of Quercus sapwood to infection with the pathogenic fungus of a new wilt disease vectored by the ambrosia beetle Platypus quercivorus     425

H. Korai
Effects of low bondability of acetylated fibers on mechanical properties and dimensional stability of fiberboard     430

Y. M. Wei, B. Tomita
Effects of five additive materials on mechanical and dimensional properties of wood cement-bonded boards     437

Y.-H. Deng, T. Furuno
Properties of gypsum particleboard reinforced with polypropylene fibers     445

S. Tohmura, A. Inoue, S. H. Sahari
Influence of the melamine content in melamine-urea-formaldehyde resins on formaldehyde emission and cured resin structure     451

T. Yamada, H. Ono
Characterization of the products resulting from ethylene glycol liquefaction of cellulose     458

Y. Uraki, A. Nakatani, S. Kubo, Y. Sano
Preparation of activated carbon fibers with large specific surface area from softwood acetic acid lignin     465

S.-F. Wang, T. Furuno, Z. Cheng
Synthesis of new amino acid-type amphoteric surfactants from tall oil fatty acid     470

N. Takaku, D.-H. Choi, K. Mikame, T. Okunishi, S. Suzuki, H. Ohashi, T. Umezawa, M. Shimada
Lignans of Chamaecyparis obtusa     476

H. Miyafuji, S. Saka
Na2O-SiO2 wood-inorganic composites prepared by the sol-gel process and their fire-resistant properties     483

Notes
N. Zhu, C. Tanaka, T. Ohtani
Automatic detection of a damaged cutting tool during machining II: method to detect gullet crack in a bandsaw during sawing     490

N. Takaku, K. Mikame, T. Okunishi, S. Suzuki, T. Umezawa, M. Shimada
New lignan, isoactifolin, from Chamaecyparis obtusa cv. Breviramea     493

S. Tsujiyama
Differential scanning calorimetric analysis of the lignin-carbohydrate complex degraded by wood-rotting fungi     497

M. Miura, H. Kaga, T. Yoshida, K. Ando
Microwave pyrolysis of cellulosic materials for the production of anhydrosugars     502

Rapid communication
K. Murata, M. Masuda
Observation of the microscopic swelling behavior of cell wall     507

Announcement     510