Volume 44, Number 1    1998

Editorials
B. Tomita
Establishment of the Journal of Wood Science    1

M. Shimada, S. Okumura
The time is ripe for an English journal from Japan on wood science    2

Original articles
Y. Nishino, G. Janin, B. Chanson, P. Détienne, J. Gril, B. Thibaut
Colorimetry of wood specimens from French Guiana    3

U. Watanabe, M. Norimoto, M. Fujita, J. Gril
Transverse shrinkage anisotropy of coniferous wood investigated by the power spectrum analysis    9

H. Yoshihara, Y. Kubojima, K. Nagaoka, M. Ohta
Measurement of the shear modulus of wood by static bending tests    15

Y. Sasaki, T. Iwata, K. Ando
Acoustoelastic effect of wood II. Effect of compressive stress on the velocity of ultrasonic longitudinal wave parallel to the transverse direction of the wood    21

T. Nakai, N. Igushi, K. Ando
Piezoelectric behavior of wood under combined compression and vibration stresses I. Relationship between piezoelectric voltage and microscopic deformation of a Sitka spruce (Picea sitchensis Carr.)    28

N. Hirai, K. Ootake, K. Suzuki, N. Sobue, M. Date, T. Watanabe
Piezoelectric effect of cyanoethylated hydroxyethylcellulose    35

S. Suzuki, E. B. Rodriguez, K. Saito, H. Shintani, K. Iiyama
Compositional and structural characteristics of residual biomass from tropical plantations    40

F. Kawamura, M. Miyachi, S. Kawai, H. Ohashi
Photodiscoloration of western hemlock (Tsuga heterophylla) Sapwood III. Early stage of photodiscoloration reaction with lignans    47

K. Nishimiya, T. Hata, Y. Imamura, S. Ishihara
The analysis of chemical structure of wood charcoals by X-ray photoelectron spectroscopy    56

Notes
S.-Y. Wang, C.-Y. Ko
The dynamic modulus of elasticity and bending properties of large beam of Japanese cedar for Taiwan-grown in different plantation spacing sites    62

H. Yoshihara, M. Ohta, Y. Kubojima
Prediction of the buckling stress of intermediate wooden column using the secant modulus    69

Y. Kubojima, Y. Okano, M. Ohta
Vibrational properties of Sitka spruce heat-treated in nitrogen gas    73

S.-T. Chang, S.-Y. Wang, J.-H. Wu
Rapid extraction of epidermis chlorophyll of moso bamboo (Phyllostachys pubescens) culm using ultrasonics    78

Announcement    81


Volume 44, Number 2    1998

Original articles
T. Okuyama, H. Takeda, H. Yamamoto, M. Yoshida
Relation between growth stress and lignin concentration in the cell wall: Ultraviolet microscopic spectral analysis    83

N. Yamamoto, Y. Miyazaki, K. Sakuda
Sensory evaluation of carpet cleaner containing essential oil and the effect on mites    90

Y. Deng, T. Furuno, T. Uehara
Improvement on the properties of gypsum particleboard by adding cement    98

J-J. Ge, K. Sakai
Decomposition of polyurethane foams derived from condensed tannin II: Hydrolysis and aminolysis of polyurethane foams    103

T. Imai, H. Goto, H. Matsumura, S. Yasuda
Determination of the distribution and reaction of polysaccharides in wood cell walls by the isotope tracer technique VII: Double radiolabeling of xylan and pectin in magnolia (Magnolia kobus DC) and comparison of their behavior during kraft pulping by radiotracer technique    106

Z. Wu, H. Tanaka
Permanence of wood-free paper I: Paper-making additives in naturally degraded wood-free papers    111

S. Yasuda, E. Hamaguchi, Y. Matsushita, H. Goto, T. Imai
Ready chemical conversion of acid hydrolysis lignin into water-soluble lignosulfonate II: Hydroxymethylation and subsequent sulfonation of phenolized lignin model compounds    116

T. Mitsunaga, T. Doi, Y. Kondo, I. Abe
Color development of proanthocyanidins in vanillin-hybrochloric acid reaction    125

W.-Y. Su, Subyakto, T. Hata, K. Nishimiya, Y. Imamura, S. Ishihara
Improvement of fire retardancy of plywood by incorporating boron or phosphate compounds in the glue    131

Notes
T. Kubo, S. Ataka
Blackening of sugi (Cryptomeria japonica D. Don) heartwood in relation to metal content and moisture content    137

M. Matsunaga, K. Minato
Physical and mechanical properties required for violin bow materials II: Comparison of the processing properties and durability between pernambuco and substitutable wood species    142

H. Xu, C. Tanaka, T. Nakao, M. Yoshinobu, H. Katayama
Evaluation of rolling shear strength of plywood by flexural vibration method    147

M. K. Yalinkilic, T. Yoshimura, M. Takahashi
Enhancement of the biological resistance of wood by phenylboronic acid treatment    152

U. Watanabe, Y. Imamura, I. Iida
Liquid penetration of precompressed wood VI: Anatomical characterization of pit fractures    158

Announcement    163


Volume 44, Number 3    1998

Original articles
T. Ona, T. Sonoda, K. Ito, M. Shibata
Relations between various extracted basic densities and wood chemical components in Eucalyptus globulus    165

G. Cyra, C. Tanaka, M. Yoshinobu, Y. Nishino
Effects of helical angle of router bit on acoustic emission    169

W. Cheng, H. Yokochi, S. Kimura
Aerodynamic sound and self-excited vibration of circular saw with step thickness I: Comparison of dynamic characteristics between the common circular saw and the circular saw with step thickness    177

S.-I. Hong, T. Arima
Shear creep and mechano-sorptive behavior of nail-plate-jointed laminated-veneer lumber    186

M. Zhang, E. Wong, S. Kawai, J. Kwon
Manufacture and properties of high performance oriented strand board composite by using thin strands    191

M. Higuchi, S. Nohno, S. Tohmura
Kinetics of the hydroxymethylation of phenol I: Rate equation and method of analysis    198

K. Umemura, A. Takahashi, S. Kawai
Durability of isocyanate resin adhesives for wood I: Thermal properties of isocyanate resin cured with water    204

S. Tohmura
Acceleration of the cure of phenolic resin adhesives VII: Influence of extractives of merbau wood on bonding    211

Y. Sano, S. Shimamoto, M. Enoki, H. Konno
Fractionation of woody biomass with boiling aqueous acetic acid containing a small amount of mineral acid at atmospheric pressure: Reactivity of arylglycerol-b-aryl ethers in lignins with aqueous acetic acid containing H2SO4    217

Y. Iiyoshi, Y. Tsutsumi, T. Nishida
Polyethylene degradation by lignin-degrading fungi and manganese peroxidase    222

Notes
O. Furusawa, R. Funada, Y. Murakami, J. Ohtani
Arrangement of cortical microtubules in compression wood tracheids of Taxus cuspidata visualized by confocal laser microscopy    230

T. Terashita, R. Murao, K. Yoshikawa, J. Shishiyama
Changes in carbohydrase activities during the vegetative growth and development of fruit-bodies of Hypsizygus marmoreus grown in sawdust-based culture    234

L. L. Pulido, T. Hata, Y. Imamura, S. Ishihara, T. Kajimoto
Removal of mercury and other metals by carbon-ized wood powder from aqueous solutions of their salts    237

Rapid communication
T. Katayama, Y. Kado
Formation of optically active neolignans from achiral coniferyl alcohol by cell-free extracts of Eucommia ulmoides    244

Announcement    247


Volume 44, Number 4    1998

Original articles
T. Nakai, H. Abe
Measurements of the bioelectrical potential of a Japanese oak (Quercus crispula Blume) sapling: Effect of the radial distribution of inorganic ingredients within a tree stem on the diurnal change in resting potential    249

T. Nakai, K. Ando
Piezoelectric behavior of wood under combined compression and vibration stresses II: Effect of the deformation of cross-sectional wall of tracheids on changes in piezoelectric voltage in linear-elastic region    255

S.-Y. Wang, C.-F. Liau
Assessment of hygroscopic conditioning performance of interior decorative materials IV: Sorption characteristics of wood under high relative humidity condition    260

S.-Y. Wang, M.-J. Tsai
Assessment of temperature and relative humidity conditioning performances of interior decoration materials    267

Z. Wu, T. Furuno, B. Zhang
Properties of curved laminated veneer lumber made from fast-growing species with radio frequency heating for using in furniture    275

G. Han, C. Zhang, D. Zhang, K. Umemura, S. Kawai
Upgrading of urea formaldehyde-bonded reed and wheat straw particleboards using silane coupling agents    282

E. D. Wong, M. Zhang, Q. Wang, S. Kawai
Effects of mat moisture content and press closing speed on the formation of density profile and properties of particleboard    287

C. Zhou, Y. Ohtani, K. Sameshima, M. Zheng
Selection of plant population of kenaf (Hibiscus cannabinus L.) as a papermaking raw material on arid hillside land in China    296

S. Chen, H. Tanaka
Surface analysis of paper containing polymer additives by X-ray photoelectron spectroscopy I: Application to paper containing dry strength additives    303

Y. Nishiyama, T. Okano
Morphological changes of ramie fiber during mercerization    310

T. Oniki
Origin of free radicals produced from the syringyl end groups in lignins    314

M. Ota, K. Takahashi, H. Kofujita
Role of caffeic glucoside esters in defence-repair processing of trees II: Syntesis of 2-(3,4-dihydroxyphenyl)-ethy 3-O-a-L-rhamnopyranosyl-b-D-glucopyranoside    320

Note
K. Ehara, Y. Tsutsumi, T. Nishida
Structural changes of residual lignin in softwood kraft pulp treated with manganese peroxidase    327

Rapid communication
T. Hata, K. Yamane, E. Kobayashi, Y. Imamura, S. Ishihara
Microstructural investigation of wood charcoal made by spark plasma sintering    322

Announcement    335


Volume 44, Number 5    1998

Original articles
T. Tochigi, C. Tadokoro, J. Kobayashi, I. Sugawara, S. Takahashi
Improving production systems of timber-processing plants IV: Application of genetic algorithms for appropriate positioning of processing machines    337

H. Xu, T. Nakao, C. Tanaka, M. Yoshinobu, H. Katayama
Effects of fiber length and orientation on elasticity of fiber-reinforced plywood    343

Y.-G. Sun, T. Arima
Structural mechanics of wood composite materials I: Ultrasonic evaluation of internal bond strength during accelerated aging test    348

T. Kawasaki, M. Zhang, S. Kawai
Manufacture and properties of ultra-low-density fiberboard    354

M. Kato, A. Isogai, F. Onabe
Adsorption behavior of aluminium compounds on pulp fibers at wet-end    361

H. Hirai, R. Kondo, K. Sakai
NADPH-dependent ferrireductase produced by white-rot fungus Phanerochaete sordida YK-624    369

H. Inoue, S. Kamoda, T. Terada, Y. Saburi
Ginkgolide procedure in relation to organogenesis in Ginkgo biloba    375

T. Terashita, Y. Nakaie, T. Inoue, K. Yoshikawa, J. Shishiyama
Role of metal proteinases in the fruit-body formation of Hypsizygus marmoreus    379

Notes
S. Jiang, I. Furukawa, T. Honnma, M. Mori, T. Nakamura, F. Yamamoto
Effects of applied gibberellins and uniconazole-P on gravitropism and xylem formation in horizontally positioned Fraxinus mandshurica seedlings     385

J. Zhu, T. Nakano, Y. Hirakawa
Effect of growth on wood properties for Japanese larch (Larix kaempferi): Differences of annual ring structure between corewood and outerwood    392

M. Miyata, K. Itoh, S. Tachibana
Extractives of Juniperus chinensis L. I: Isolation of podophyllotoxin and yatein from the leaves of J. chinensis    397

R. G. Reyes, F. Eguchi, T. Iijima, M. Higaki
Regeneration of protoplasts from hyphal strands of Volvariella volvacea    401

R. G. Reyes, F. Eguchi, T. Iijima, M. Higaki
Physiological considerations for the efficient mycelial colonization of Philippine strains of Volvariella volvacea    408

I. Togashi, S. Gisusi, A. Harada
Antifungal activity of commercial disinfectants against a benomyl-tolerant strain of Trichoderma harzianum    414

Y. Akamatsu
Reutilization of culture wastes of Pleurotus ostreatus and Pholiota nameko for cultivation of Lyophyllum decastes    417

Rapid communication
T. Yokoyama, I. Maekawa, Y. Matsumoto, G. Meshitsuka
Reaction selectivity of active oxygen species produced by an oxygen-alkali oxidation of a phenolic compound    421

Announcement    423


Volume 44, Number 6    1998

Original articles
T. Harada, T. Hata, S. Ishihara
Thermal constants of wood during the heating process measured with the laser flash method    425

Y. Kobayashi, I. Iida, Y. Imamura, U. Watanabe
Drying and anatomical characteristics of sugi wood attacked by bacteria during pond storage    432

Y.-J. Kim, M. Okuma, T. Yokota
Study on sheet material made from zephyr strands V: Properties of zephyr strand board and zephyr strand lumber using the veneer of fast-growing species such as poplar    438

S. Suzuki, K. Miyamoto
Effect of manufacturing parameters on the linear expansion and density profile of particleboard    444

T. Iimori, S. Miyawaki, M. Machida, K. Murakami
Biobleaching of unbleached and oxygen-bleached hardwood kraft pulp by culture filtrate containing manganese peroxidase and lignin peroxidase from Phanerochaete chrysosporium    451

S. Yoshida, A. Kuno, N. Saito, M. Aoyama, I. Kusakabe
Structure of xylan from culms of bamboo grass (Sasa senanensis Rehd.)    457

Y. Tsutsumi, A. Shimada, A. Miyano, T. Nishida, T. Mitsunaga
In vitro screening of angiotensin I-converting enzyme inhibitors from Japanese cedar (Cryptomeria japonica)    463

K. Tokimoto, M. Fukuda, T. Matsumoto, Y. Fukumasa-Nakai
Variation of fruiting body productivity in proto-plast fusants between compatible monokaryons of Lentinula edodes    469

Notes
H. Yoshihara, A. Fukuda
Influence of loading point on the static bending test of wood    473

Y. Kobayashi, I. Iida, Y. Imamura, U. Watanabe
Improvement of penetrability of sugi wood by im-pregnation of bacteria using sap-flow method    482

S. Yoshida, A. Chatani, Y. Honda, T. Watanabe, M. Kuwahara
Reaction of manganese peroxidase of Bjerkandera adusta with synthetic lignin in acetone solution    486

T. Irie, Y. Honda, T. Mastuyama, T. Watanabe, M. Kuwahara
Isolation and sequence analysis of the promoter and an allelic sequence of the iron-sulfur protein subunit gene from the white-rot fungus Pleurotus ostreatus    491

Rapid communication
T. Morikawa, Y. Miyazaki, S. Kobayashi
Time-series variations of blood pressure due to contact with wood    495

Announcement    498