Emissions of Biogenic Sulfur Gases from Maize and Wheat Fields
pág. 1
Difference in Phosphorus Response among Tropical Green Manure Legumes Grown under Limed and Unlimed Soil Conditions
pág. 9
Comparison of Production Efficiency of Harvesting Organs among Field Crops. II. CO~2 Assimilation and Reassimilation in the Harvesting Organs
pág. 21
Effect of Sink Manipulation on Nitrogen Accumulation and Distribution among Organs of Gramineae and Leguminosae
pág. 33
Dispersion Behavior of Soils from Reclaimed Lands with Poor Soil Physical Properties and Their Characteristics with Special Reference to Clay Mineralogy
pág. 45
Nitrogen Fixation in Peanut at Various Concentrations of ^1^5N-Urea and Slow Release ^1^5N-Fertilizer
pág. 55
Effect of Nitrogen Source and Light Conditions on ^1^4C-Behavior of ^1^4C-[U]-Sucrose, ^1^4C-[U]-Asparagine, and ^1^4C-[U]-Serine Introduced to Leaf of Rice and Sorghum Plants
pág. 65
Nitrate Transport Pathway into Soybean Nodules Traced by Tungstate and ^1^5NO~3-
pág. 75
Comparison of Enzyme Activities in Oxalate Synthesis between Spinacia oleracea L. and Brassica campestris L
pág. 89
Amino Acid Composition in Xylem Sap of Soybean Related to the Evaluation of N~2 Fixation by the Relative Ureide Method
pág. 95
Calcium and Silicon Binding Compounds in Cell Walls of Rice Shoots
pág. 103
Does Silicon Exist in Association with Organic Compounds in Rice Plant?
pág. 111
Aluminum Solubility and Release Rates from Soil Horizons Dominated by Aluminum-Humus Complexes
pág. 119
Stimulation of H^+ Extrusion and Plasma Membrane H^+-ATPase Activity of Barley Roots by Ammonium-Treatment
pág. 133
Microdiffusion Method for Determination of Small Amount of Carbonate in Noncalcareous Soils: Development and Evaluation
pág. 141
Preparation of Humic Acid Fractions with a Definite Range of Particle Sizes by Gel Permeation Chromatography (GPC)
pág. 147
Mechanisms of Decomposition of Acetic Acid by Methane-Producing Bacteria in Submerged Paddy Soil
pág. 151
Ca and Mg Uptake by Soybean Plants at Different Phosphate Ion Concentrations
pág. 157
Effects of Low pH and Al on Growth and Nutrient Uptake of Several Plants
pág. 161
K-Ca Exchange Equilibria on Humic and Allophanic Andisols
pág. 167
Direct Observation of Root-Elongation of Arabidopsis thaliana Seedlings Grown in Hydroponic Culture
pág. 173
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