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  • OBA YUTAKA ID: 9000252936262

    Institute of Applied Biochemistry, University of Tsukuba (1990 from CiNii)

    Articles in CiNii:1

    • Purification and some properties of extracellular chitinases from Streptomyces sp. S-84. (1990)
  • OBA Yutaka ID: 1000030015622

    筑波大学応用生物化学系:(現)千葉大学園芸学部 (1995 from CiNii)

    Articles in CiNii:94

    • X線回折による微量土壌試料中の1次鉱物の同定 (1989)
    • Effect of Various Organic Amendments on Microbial Biomass Flora in Arable Soil (1995)
    • Aggregates in Fine Sand Fraction of Volcanic Ash Soils (1965)
  • OBA Yutaka ID: 9000003055005

    Inst. of Applied Biochem. Univ. of Tsukuba (1990 from CiNii)

    Articles in CiNii:13

    • Characteristics of Soil Humic Substances Fractionated with Respect to Particle Weight : I. Particle Weight Fractionation of Soil Humic Substances by Successive Sephadex Gel Filtration (1984)
    • Characteristics of Soil Humic Substances Fractionated with Respect to Particle Weight (II) Particle Weight Distribution of Soil Humic Substances and Humus Composition of Different Particle Weight Fraction (1984)
    • Characteristics of Soil Humic Substances Fractionated with Respect Particle Weight. III. Particle-Weight Distributions, Average Particle Weights and Polydispersity of Soil Humic Acids (1985)
  • OBA Yutaka ID: 9000018984805

    Lab. of Soil Sci., Inst. of Appl. Biochem., Univ. of Tsukuba (1991 from CiNii)

    Articles in CiNii:2

    • 4-46 土壌放線菌の生産する糸状菌細胞壁分解酵素について(第2報) : 放線菌キチナーゼの生産調節機構(4.土壌生物) (1989)
    • Chitinase production and role in fungal cell wall degradation in Streptomyces sp. S-84 (1991)
  • OBA Yutaka ID: 9000018985549

    Articles in CiNii:4

    • 綜合討論(<特集>日本の土壤生成因子(環境)について-第1回ペドロジスト・シンポジウム) (1962)
    • Humus of the Volcanic Ash soils(Genesis and classification of the Volcanic ash soils, sponsored by the Group of Japanese Pedologists,Symposium) (1965)
    • For the sake of the progress of soil science : aiming at not only specialization but also synthesis (1969)
  • OBA Yutaka ID: 9000018985735

    Institute of Applied Biochemistry, University of Tsukuba (1991 from CiNii)

    Articles in CiNii:1

    • Development of Surface Structure of Andosol in Early Stages of Secondary Succession at Sugadaira, Central Japan (1991)
  • OBA Yutaka ID: 9000021581879

    Institute of Applied Biochemistry, Tsukuba University (1991 from CiNii)

    Articles in CiNii:1

    • Holocene Volcanic Ash soils at Waimangu Road Tephra Section, North Island, New Zealand.:Soil Formation-Vegetation Relationship (1991)
  • OBA Yutaka ID: 9000256734450

    School of Education, Shizuoka University (1961 from CiNii)

    Articles in CiNii:1

    • Radiochemical Behaviours of Radioactive Antimony (Part II) (1961)
  • Oba Yutaka ID: 9000003025042

    Institute of Applied Biochemistry, University of Tsukuba (1991 from CiNii)

    Articles in CiNii:2

    • Characteristics of soil humic substances fractionated in relation to particle weight:VI. Particle weight distribution, optical properties, and infrared absorption spectra of fractions of humic acids with different particle weights (1991)
    • Relationship between the amount of organic material applied and soil biomass content (1991)
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