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Advances in agronomy. Volume 15
- Available as
- Online
- Summary
-
ADVANCES IN AGRONOMY VOLUME 15
Details
- Creator
- edited by A. G. Norman
- Format
- Books
- Language
- English
- Contributors
- Publication
-
- New York ; London : Academic Press, 1963
- Physical Details
-
- 1 online resource (429 p.)
- ISBNs
- 1281741876, 9786611741877, 0080563287, 0120007150
- OCLC
- ocn808730412
- Description based upon print version of record.
- Includes bibliographical references and index.
- English
- Front Cover; Advances in Agronomy, Volume 15; Copyright Page; Contents; Contributors to Volume 15; Preface; CHAPTER 1. COMPETITION AMONG CROP AND PASTURE PLANTS; I. Introduction; II. The Nature of Plant Competition; III. The Influence of Density on the Community; IV. The Influence of Density on the Plant; V. The Associated Growth of Pairs of Species; VI. Equilibria in Mixtures; VII. Competition between Crops and Associate Plants; VIII. Competition between Grass and Clover; IX. Plant Arrangement; X. Competition for Nutrients; XI. Competition for Water; XII. Competition for Light
- XIII. The Leaf Canopy and GrowthXIV. Fluctuations in Leaf Area; XV. Leaf Arrangement and Competition for Light; XVI. Height and Competition; XVII. The Interaction of Competition for Two or More Factors; XVIII. The Heritability of Competitive Ability; XIX. Competitive Ability and Yield; XX. Concluding Comments; References; CHAPTER 2. CHEMISTRY OF THE MICRONUTRIENT ELEMENTS IN SOILS; I. Introduction; II. Geochemistry of Micronutrients and Its Relation to Soils; III. Forms of Micronutrients in Soils; IV. Distribution of Micronutrients in Soils
- V. Factors Affecting the Availability of MicronutrientsVI. Needs for Future Research; References; CHAPTER 3. IMPACT OF CHEMICAL WEED CONTROL ON FARM MANAGEMENT PRACTICES; I. Introduction; II. Production of Cultivated Crops; III. Production of Deciduous Fruits and Tree Nuts; IV. Production of Pastures and Rangelands; V. Changes in Management of Farm Water Systems; VI. Summary; References; CHAPTER 4. THE PHYSICS OF WIND EROSION AND ITS CONTROL; Notation; I. Introduction; II. The Surface Wind; III. Equilibrium Forces on Soil Grains; IV. The Cycle of Wind Erosion
- V. Soil Properties that Influence Wind ErosionVI. Wind Erosion Control; VII. The Wind Erosion Equation; VIII. Needed Research; IX. Conclusion; References; CHAPTER 5. PLANT NUTRIENT LOSSES FROM SOILS BY WATER EROSION; I. Introduction; II. Methods and Conditions of Sampling Runoff; III. Organic Matter Losses; IV. Nitrogen Losses; V. Phosphorus Losses; VI. Potassium Losses; VII. Calcium Losses; VIII. Magnesium Losses; IX. Sulfur Losses; X. Interpretation of Runoff Data; XI . Summary; References; CHAPTER 6. CREEPING ALFALFAS; I. Introduction; II. Types of Root Systems in Alfalfa
- III. Physiological ConsiderationsIV. Breeding for the Creeping-Root Character; V. Genetics of the Creeping-Root Character; VI. Association of the Creeping-Root Character with Other Plant Characters; VII. Agricultural Performance of Spreading Alfalfas; VIII. The Future of Spreading Alfalfas; References; CHAPTER 7. SILICA IN SOILS; I. Introduction; II. Silica in Solid Forms; III. Silica in Solution; IV. Deposition of Silica in Soils; V. Silica in Relation to Kinds of Soils; References; Author Index; Subject Index