Soil science and plant nutrition

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  Año 1993, Vol. 39, Número 2

  • Composition and Distribution of Nitrogen and Population of Bacteroids in Nodules of Chinese Milk Vetch, Red Clover, and Soybean

    pág. 199

    

  • Autotrophic Nitrification in Acid Tea Soils

    pág. 209

    

  • The Lowest Limit of pH for Nitrification in Tea Soil and Isolation of an Acidophilic Ammonia Oxidizing Bacterium

    pág. 219

    

  • Effect of Arsenic Pollution on Soil Microbial Population

    pág. 227

    

  • Arsenic Fungi Isolated from Arsenic-Polluted Soils

    pág. 237

    

  • Diffusion Processes in Water Saturated Spherical Soil Aggregates

    pág. 245

    

  • Use of Higher Plants and Bed Filter Materials for Domestic Wastewater Treatment in Relation to Resource Recycling

    pág. 257

    

  • Comparison of Production Efficiency of the Harvesting Organs among Field Crops. I. Growth Efficiency of the Harvesting Organs

    pág. 269

    

  • Speciation of Al in Soil Solution from Forest Soils in Northern Kyoto with Special Reference to Their Pedogenetic Process

    pág. 281

    

  • Aluminum Toxicity in Sorghum Genotypes as Influenced by Solution Acidity

    pág. 291

    

  • Where Is the Most Important and Efficient Site for Absorption and Translocation of Cations in Excised Barley Roots?

    pág. 299

    

  • Changes in Antioxidant Levels and Activities of Related Enzymes in Rice Leaves Exposed to Ozone

    pág. 309

    

  • Studies on Nitrogen Mineralization Properties of Tokachi Soils by Kinetic Analysis

    pág. 321

    

  • Speciation of Selenium in Soil

    pág. 331

    

  • Morphological, Chemical, and Humus Characteristics of Volcanic Ash Soils in Changbaishan and Wudalianchi, Northeast China

    pág. 339

    

  • As-Tolerant Bacillus circulans Isolated from As-Polluted Soils

    pág. 351

    

  • Evaluation of Extraction Methods of Sulfate in Mt. Pinatubo Volcanic Ashes

    pág. 357

    

  • A Plate Count Method for Aerobic Cellulose Decomposers in Soil by Congo Red Staining

    pág. 361

    

  • Effects of Urea Fertilization and Liming on Nitrification in Cerrados Soils (Brazil)

    pág. 367

    

  • Effects of Difference in Fertilization Treatments on Nitrification Activity in Tea Soils

    pág. 373