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Official Journal of the Japan Wood Research Society

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Articles

Page 38 of 43

  1. The purpose of this research was to analyze the karyotype of the interspecific fusants of twoPleurotus species. Auxotrophic mutants derived from the cultivated strain ofP. ostreatus andP. cornucopiae were used. P...

    Authors: Takeshi Yokono, Yutaka Tamai, Tomonori Azuma, Yoh Sakuma, Kiyoshi Miura, Yasuo Kojima, Masahide Sunagawa and Masatake Ohmasa
    Citation: Journal of Wood Science 2000 46:BF00765808
  2. The purpose of this study was to explore the conditioning effects of wood panels (used as interior decorating materials). We examined hourly the temperature and relative humidity (RH) in a living environment b...

    Authors: Song-Yung Wang and Ming-Jer Tsai
    Citation: Journal of Wood Science 2000 46:BF00765806
  3. The influence of the 30 chemical additives on the hydration characteristics of birch wood-cement-water mixture was determined by measuring the maximum hydration temperature (T max) and the time (t max) required t...

    Authors: Yi Min Wei, Yia Guang Zhou and Bunichiro Tomita
    Citation: Journal of Wood Science 2000 46:BF00765802
  4. The effect of ultrasound on the quality of recycled fibers was investigated. Ultrasound was applied to recycled pulp fiber suspension before ink removal by conventional flotation. The ultrasonic treatment indu...

    Authors: Daisuke Tatsumi, Takashi Higashihara, Shin'ya Kawamura and Takayoshi Matsumoto
    Citation: Journal of Wood Science 2000 46:BF00776405
  5. The study focused on kapok [Ceiba pentandra (L.) Gaertn.] fruit as a biomass for effective utilization. Kapok fruits were harvested just before full maturation at the campus of University of the Philippines Lo...

    Authors: Keko Hori, Maxima E. Flavier, Shigenori Kuga, Thi Bach Tuyet Lam and Kenji Iiyama
    Citation: Journal of Wood Science 2000 46:BF00776404
  6. A suitable screening method for heterozygous DNA markers in shiitake,Lentinula edodes (Berk.) Pegler, is reported. Monokaryons were derived from a dikaryon by de-dikaryotization via protoplast formation. Compatib...

    Authors: Kazuhiro Miyazaki, Hajime Maeda, Masahide Sunagawa, Yutaka Tamai and Susumu Shiraishi
    Citation: Journal of Wood Science 2000 46:BF00776403
  7. The inhibitory effects of 17 samples prepared from Thailand plants on 5α-reductase activity were examined. The acetone extract of leaves ofArtocarpus altilis showed potent 5α-reductase inhibitory activity. Fracti...

    Authors: Kuniyoshi Shimizu, Ryuichiro Kondo, Kokki Sakai, Supanida Buabarn and Uraiwan Dilokkunanant
    Citation: Journal of Wood Science 2000 46:BF00776401
  8. Variations in the compositions of low-boilingpoint (LBP) monoterpenes in needle samples of 50 hinoki (Chamaecyparis obtusa) trees were investigated using the headspace technique. Considerable compositional variat...

    Authors: Sadanobu Katoh and Takeshi Furuno
    Citation: Journal of Wood Science 2000 46:BF00776400
  9. A normal variety of rice (Oryza sativa L.cv. Taichung 65, T65c), its isogenic dwarf line (T65d 1), and a semidwarf variety of a different line (Oryza sativa L.cv. IR8, IR8) were studied. The results were compared...

    Authors: Thi Bach Tuyet Lam and Kenji Iiyama
    Citation: Journal of Wood Science 2000 46:BF00776399
  10. The progress of lignin oxidation during oxygenalkali bleaching of pulp was evaluated by the method based on the difference between permanganate consumption of original pulp and that of the mixture of pulp and ...

    Authors: Guolin Tong, Yuji Matsumoto and Gyosuke Meshitsuka
    Citation: Journal of Wood Science 2000 46:BF00776398
  11. The viscosity of kenaf bast fiber has been found to be highly sensitive and variable with different pulping methods; therefore, it is important to choose proper chemicals and conditions for pulping and bleachi...

    Authors: Bibhuti B. Mazumder, Yoshito Ohtani, Zhou Cheng and Kazuhiko Sameshima
    Citation: Journal of Wood Science 2000 46:BF00776397
  12. The purpose of the study was to investigate the relation between the skin temperature of the palm and sensory cold-warmth after contact with some materials. Ten men and ten women were selected and introduced t...

    Authors: Song-Yung Wang, Far-Ching Lin and Min-Yi Lin
    Citation: Journal of Wood Science 2000 46:BF00776396
  13. Information on the strength distribution of timbers and other wood products seems to have become more important for users and producers after revision of the Japan architectural standard in 1998, which emphasi...

    Authors: Takashi Takeda and Takeo Hashizume
    Citation: Journal of Wood Science 2000 46:BF00776395
  14. The structure of cellulose, especially the microfibril angles (MFAs), in compression wood of Norway spruce [Picea abies (L.) Karst.] was studied by wide- and small-angle X-ray scattering and polarizing microscopy...

    Authors: Seppo Andersson, Ritva Serimaa, Mika Torkkeli, Timo Paakkari, Pekka Saranpää and Erkki Pesonen
    Citation: Journal of Wood Science 2000 46:BF00776394
  15. In the reaction of green tea catechins with formaldehyde at room temperature (25°C), tea catechins were found to have reactivity. In particular, (-)-epicatechin gallate and (-)-epigallocatechin gallate, which ...

    Authors: Akiko Takagaki, Katsuhiko Fukai, Fumio Nanjo and Yukihiko Hara
    Citation: Journal of Wood Science 2000 46:BF00766227
  16. New materials containing carboxylate groups have been synthesized by grafting polyacrylic acid onto sawdust. These new adsorbents were subjected to continuous extraction of different metal ions using packed co...

    Authors: Magali Geay, Véronique Marchetti, André Clément, Bernard Loubinoux and Philippe Gérardin
    Citation: Journal of Wood Science 2000 46:BF00766226
  17. Sapwood blocks of sugi (Cryptomeria japonica) and akamatsu (Pinus densiflora) were coated with Zn/Al (45%/55%) alloy metal at thicknesses of 20–30, 90–100, and 180–200μm by an arc spray gun. They were served for ...

    Authors: Tsuyoshi Yoshimura and Munezoh Takahashi
    Citation: Journal of Wood Science 2000 46:BF00766225
  18. Binderless boards were prepared from steam-exploded fiber of oil palm(Elaeis guineensis Jacq.) frond at six levels of explosion conditions. Their properties were investigated and evaluated. The mechanical propert...

    Authors: Nikhom Laemsak and Motoaki Okuma
    Citation: Journal of Wood Science 2000 46:BF00766224
  19. The optimum working moisture content of a wood matrix for the garbage automatic decomposer-extinguisher (GADE) machine was investigated using a small-scale degradation reactor. A formula feed for rabbits was u...

    Authors: Sakae Horisawa, Yutaka Tamai, Yoh Sakuma, Shuichi Doi and Minoru Terazawa
    Citation: Journal of Wood Science 2000 46:BF00766223
  20. Interactions between pulp fibers and aluminum compounds in pulp suspensions were studied using fibrous cellulose (FC) and fibrous carboxymethylcellulose (FCMC) powders as models of pulp fibers by X-ray fluores...

    Authors: Masato Kato, Akira Isogai and Fumihiko Onabe
    Citation: Journal of Wood Science 2000 46:BF00766222
  21. A test method for measuring formaldehyde from urea-formaldehyde (UF) resins at high temperature was developed and used to assess the influence of the reaction pH on the formaldehyde emission and heat stability...

    Authors: Shin -ichiro Tohmura, Chung -Yun Hse and Mitsuo Higuchi
    Citation: Journal of Wood Science 2000 46:BF00766221
  22. As an essential preliminary evaluation for understanding the hydration behavior of wood-cement-water mixtures, an isothermal calorimetry and experimental method were used to measure the hydration heat of woodc...

    Authors: Yi Min Wei, Yia Guang Zhou and Bunichiro Tomita
    Citation: Journal of Wood Science 2000 46:BF00766220
  23. Oriented strand boards (OSB) were made using sugi wood strand with different lengths at different free fall distance conditions. Strand alignment and mechanical properties of sugi OSB were evaluated. Results o...

    Authors: Shigehiko Suzuki and Kenichi Takeda
    Citation: Journal of Wood Science 2000 46:BF00766219
  24. To examine the effectiveness of long rotation forestry and the potential of complete utilization of Japanese larch (Larix kaempferi Carriere), we designed a tensile test using the lumber from six 87-year-old samp...

    Authors: Jianjun Zhu, Tatsuo Nakano, Morihiko Tokumoto and Takashi Takeda
    Citation: Journal of Wood Science 2000 46:BF00766218
  25. We examined the accuracy of the shear properties of wood by the Iosipescu shear test using specimens whose shape was simplified. Quartersawn boards of sitka spruce (Picea sitchensis Carr.) and shioji (Japanese as...

    Authors: Yoshitaka Kubojima, Hiroshi Yoshihara, Hisashi Ohsaki and Masamitsu Ohta
    Citation: Journal of Wood Science 2000 46:BF00766217
  26. Color measurements were made for sapwood specimens of 26 hardwood species. The densities of the specimens ranged from 258.5 to 945.6kg/m3. The colorimetric values and densities were compared among the species. Th...

    Authors: Yoshihiko Nishino, Gérard Janin, Yuji Yainada and Daisuke Kitano
    Citation: Journal of Wood Science 2000 46:BF00766215
  27. Evidence for the presence of lignin-carbohydrate bonds of the benzylic ether type in wood and pulps may be obtained by use of ozonation treatment to selectively degrade the lignin. It was found that the benzyl...

    Authors: Olov Karlsson, Tsutomu Ikeda, Takao Kishimoto, Kengo Magara, Yuji Matsumoto and Shuji Hosoya
    Citation: Journal of Wood Science 2000 46:BF00776460
  28. Chinese raw tall oil samples, which were obtained from pulp and papermaking factories in Qingzhou and Jiamusi, were first divided into acidic and neutral parts with a diethylaminoethyl-Sephadex (DEAE-Sephadex)...

    Authors: Shi-Fa Wang, Takeshi Furuno, Zhi Cheng, Tohru Uehara and Sadanobu Katoh
    Citation: Journal of Wood Science 2000 46:BF00776459
  29. Heartwood of pernambuco (Guilandina echinata Spreng, synCaesalpinia echinata Lam.), which has been used as material for violin bows, was extracted by soaking in water, and the obtained extractives were analyzed. ...

    Authors: Masahiro Matsunaga, Keiko Sakai, Hiroshi Kamitakahara, Kazuya Minato and Fumiaki Nakatsubo
    Citation: Journal of Wood Science 2000 46:BF00776458
  30. Copper and arsenic K-edge X-ray absorption fine structure spectroscopy (EXAFS) of pine wood (Pinus radiata) treated with chromated copper arsenate (CCA) timber preservative have been measured. Refinement of the d...

    Authors: David C. Bull, Peter W. Harland, Claire Vallance and Garry J. Foran
    Citation: Journal of Wood Science 2000 46:BF00776457
  31. To examine the feasibility of using plate-type waveguides for effective detection of acoustic emissions (AEs) from termite attacks in wood, AEs generated by breaking pencil leads or by termite attacks were det...

    Authors: Yoshiyuki Yanase, Yoshihisa Fujii, Shogo Okumura, Yuji Imamura and Tsuyoshi Yoshimura
    Citation: Journal of Wood Science 2000 46:BF00776456
  32. We have isolated the cDNA and genomic sequences encoding the major isozyme of manganese peroxidase, MnP3, from the white rot basidiomycetePleurotus ostreatus strain IS1. The genemnp3 is interrupted by 10 introns ...

    Authors: Toshikazu Irie, Yoichi Honda, Hyo-Cheol Ha, Takashi Watanabe and Masaaki Kuwahara
    Citation: Journal of Wood Science 2000 46:BF00776454
  33. Our previous paper showed tobacco stalks to posses the characteristics of a raw material for pulp and paper application. It contains the major biomass constituents and cell components common to wood species. I...

    Authors: Shirley Agrupis, Eiichi Maekawa and Kyoji Suzuki
    Citation: Journal of Wood Science 2000 46:BF00776453
  34. The effect of steam-exploded wood flour (SE) added to wood flour/plastic composite was examined using SE from beech, Japanese cedar, and red meranti and three kinds of thermoplastic polymer: polymethylmethacry...

    Authors: Masahiro Takatani, Osamu Kato, Takashi Kitayama, Tadashi Okamoto and Mitsuhiko Tanahashi
    Citation: Journal of Wood Science 2000 46:BF00776451
  35. Two main types of fiberboards were produced using lauan (Shorea spp.) fibers with an isocyanate resin as the binder; fiberboard with a flat, homogeneous (homoprofile), and typical U-shaped (conventional) density ...

    Authors: Ee Ding Wong, Min Zhang, Guangping Han, Shuichi Kawai and Qian Wang
    Citation: Journal of Wood Science 2000 46:BF00776450
  36. In past years high priority was given to developing a seismic design for wood structures, including research on the response of wood structures to earthquakes. In this study a new type of portal frame with rel...

    Authors: Ciprian Pîrvu, Hiroaki Yoshida, Masahiro Inayama, Motoi Yasumura and Kinji Taki
    Citation: Journal of Wood Science 2000 46:BF00776449
  37. Polyelectrolyte titration using a fluorescent indicator was applied to determine the electrolytic charges in 10 whiskies at various pH levels. Tannic acid was also titrated to compare the relation between pH a...

    Authors: Hiroo Tanaka, Tomomi Tsukada, Hideaki Ichiura and Hiroyuki Wariishi
    Citation: Journal of Wood Science 2000 46:BF00777367
  38. Change in the oxidation state of manganese atoms in unbleached hardwood kraft pulp (UKP) during the biological bleaching of UKP withPhanerochaete sordida YK-624 was determined by the electron spin resonance (ESR)...

    Authors: Hirofumi Hirai, Takayuki Oniki, Ryuichiro Kondo and Kokki Sakai
    Citation: Journal of Wood Science 2000 46:BF00777365

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