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Advances in agronomy. Volume VII
- Available as
- Online
- Summary
-
ADVANCES IN AGRONOMY VOLUME 7
Details
- Creator
- edited by A. G. Norman
- Format
- Books
- Language
- English
- Publication
-
- New York : Academic Press, 1955
- Physical Details
-
- 1 online resource (445 p.)
- ISBNs
- 1281410721, 9786611410728, 0080563201, 012000707X
- OCLC
- ocn808682104
- Description based upon print version of record.
- Includes bibliographical references and index.
- English
- Front Cover; Advances in Agronomy, Volume VII; Copyright Page; Contents; Contributors to Volume VII; Preface; Chapter 1. Soil Aggregation; I. Introduction; II. Formation and Stabilization of Aggregates; III. Effect of Organic Residues on Aggregation; IV. Effect of Microbial Species on Aggregation; V. Nature of Organic Soil-Binding Suhstances; VI. Synthetic Soil Conditioners; VII. Mechanism of Soil-Binding Action by Organic Substances; VIII. Influence of Exchangeable Cations on Aggregation; IX. Water Penetration Under Prolonged Submergence; X. Summary and Conclusions; References
- Chapter 2. Recent Changes in Swedish Crop ProductionI. Swedish Crop Production-Background; II. Crops and Special Measures; III. Summary and Outlook for the Future; References; Chapter 3. Mineral Nutrition of Plants as Related to Microbial Activities in Soils; I. Introduction; II. Nutrient Ion Accumulation in Roots; III. Microbial Activities and Ion Accumulation; IV. Summary; References; Chapter 4. Improvement of the Sugar Beet in the United States; I. Introduction; II. The Development of the Sugar Beet in Europe; III. The Sugar Beet in the United States; IV. Breeding for Disease Resistance
- V. Sugar Beet Improvement Entering New EraVI. New Sources of Genes; VII. The Future of Sugar Beet Breeding Research; References; Chapter 5. Green Manuring Viewed by a Pedologist; I. Ideas and Concepts; II. Green Manuring in Zonal Soils; III. Green Manuring in Pedalfers; IV. Green Manuring in Pedocals; V. Concluding Remarks; References; Chapter 6. Plant Introduction as a Federal Service to Agriculture; I. Preface; II. Federal Participation in Plant Introduction; III. The Section of Plant Introduction and Its Organization; IV. Benefits Resulting from Plant Introduction in the United States
- Chapter 7. The Enigma of Soil Nitrogen Balance SheetsI. Introduction; II. Nitrogen Balance Sheet for the Cropped Soils of the United States; III. Lysimeter Experiments; IV. Field Experiments; V. Greenhouse Experiments; VI. Losses of Nitrogen by Volatilization; VII. Gains of Nitrogen from the Air by Means Other than Legumes; VIII. Concluding Statement; References; Chapter 8. Weed Control in Principal Crops of the Southern United States; I. General Nature of Problem; II. Cotton; III. Corn; IV. Soybeans; V. Sugar Cane; VI. Peanuts; VII. Tobacco; VIII. Rice; IX. Pastures; X. Future Prospects
- ReferencesChapter 9. Mineralization of Organic Nitrogen in Soil; I. Introduction; II. Liberation of Nitrogen from Native Humus and Organic Additives; III. The Fate of Mineralized Nitrogen in Soil and Causes of Losses; IV. Determination of the Mineralization of Nitrogen in Soil; References; Chapter 10. The Place of Microbiology in Soil Science; I. Introduction; II. The Study of the Microbial Population of Soils; III.The Application of Microbiological Information to the Solution of Problems in Soil Science; IV. Epilogue; References; Author Index; Subject Index