SYMPOSIUM ON TROPICAL SOIL RESOURCES
SHIFTING CULTIVATION
INTERNATIONAL SOIL CORRELATION
SOIL WITH FERRUGINOUS OR FERRALLITIC CRUSTS OF TROPICAL REGIONS
SOME MANAGEMENT ASPECTS OF MORE IMPORTANT TROPICAL SOILS
THE RED AND YELLOW SOILS OF THE TROPICAL AND SUBTROPICAL UPLANDS
IMPORTANT CHARACTERISTICS OF ALLUVIAL SOILS IN THE TROPICS
DARK CLAY SOILS OF TROPICAL AND SUBTROPICAL REGIONS
ACID SULFATE SOILS (CAT-CLAYS) OF THE TROPICS
DETERMINATION OF NUTRIENT NEEDS OF TROPICAL SOILS
EXPERIMENTATION ON CULTIVATORS′ FIELDS WITH SPECIAL REFERENCE TO PAKISTAN
A Look at Canadian Soils
Transactions of the Symposium on Photo Interpretation
Cahiers du Centre de Recherches et d'Expérimentation de Genie Rural
Edafologia de los Suelos Salinos y Sodicos
Geochemistry in Mineral Exploration
The State of Food and Agriculture
The Professional Scientist
Avances Recientes en el Estudio Hidrico de los Climas
Farm Management Decisions
Pedologist
Soil Microorganisms and Higher Plants
Science of Ceramics
Agriculture Change in Uganda 1945–1960
Die Beeinflussung der Bodenfauna durch Düngung
Quantitative Analysis of the Clay Separate of Soils
The Soils of Southern Siberia
Scandium, Its Chemistry and Mineralogy
Trace Elements in Human and Animal Nutrition
Land Economics Research
Weed Control
The Care of the Earth
The Natural Resources of East Africa
Groundwater Flow in the Saturated Zone and Its Calculation When Horizontal Parallel Open Conduits Are Present
Effectos de las Quemas en las Propiedades de los Suelos Dedicados al Cultivo de la Cana de Azucar
Principles of Radioisotope Methodology
Grain Yields and the American Food Supply
A Decade of Synthetic Chelating Agents in Inorganic Plant Nutrition
Barley and Malt
Groundwater and Seepage
Field Plot Technique
The Place of the Laboratory in Soil Classification and Interpretation
Alaska's Population and Economy
Status and Methods of Research in Economic and Agronomic Aspects of Fertilizer Response and Use