ADVANCES IN AGRONOMY VOLUME 23
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Table of contents
- Advances in Agronomy, Volume 23iii
- Copyright Pageiv
- Contentsv
- Contributors to Volume 23ix
- Prefacexi
- Errata for Volume 22xiii
- CHAPTER 1. PLANT GERM PLASM NOW AND FOR TOMORROW1
- I. Introduction1
- II. Germ Plasm Definitions4
- III. Our Needs for Germ Plasm6
- IV. Where Germ Plasm Comes from9
- V. Collecting and Assembling Germ Plasm12
- VI. Evaluation, Increase, and Maintenance of Germ Plasm17
- VII. How Germ Plasm Is Used24
- VIII. Germ Plasm Collections37
- IX. Programs for the Future45
- References47
- CHAPTER 2. THE RELATION BETWEEN GEOMORPHOLOGY AND SOIL MORPHOLOGY AND GENESIS51
- I. Introduction51
- II. Evolution of Soil–Geomorphic Concepts53
- III. Criteria Used in Geomorphic Work55
- IV. Examples of Soil–Geomorphic Relations62
- V. Summary84
- References86
- CHAPTER 3. FACTORS AFFECTING ROOT EXUDATION89
- I. Introduction89
- II. History92
- III. Sources of Exudate and Pattern of Root Exudation93
- IV. Interactions of Organic Nitrogen Sources and Exudation95
- V. Effects on Carbon and Nitrogen Balance in Plants95
- VI. Foliarly Applied Compounds and Root Exudation97
- VII. Root Exudation–Mineral Nutrient–Microbial Interactions101
- VIII. Effects of Environment on Root Exudation103
- IX. Summary107
- References107
- CHAPTER 4. NATURE, EXTENT, AND VARIATION OF PLANT RESPONSE TO AIR POLLUTANTS111
- I. Introduction111
- II. Nature of Plant Response116
- III. Extent of Response120
- IV. Variation in Response as Related to Other Factors122
- V. Discussion139
- VI. Summary140
- References141
- CHAPTER 5. BEHAVIOR OF PESTICIDES IN SOILS147
- I. Introduction147
- II. Processes Affecting Pesticides in Soils148
- III. Effect of Pesticides on Soil Community208
- IV. Implications216
- V. Summary227
- References229
- CHAPTER 6. PHYSIOLOGY OF THE RICE PLANT241
- I. Introduction241
- II. Static Approach: Analytical Studies of the Growth of the Rice Plant243
- III. Dynamic Approach: Fundamental Research for Higher Yield275
- IV. Conclusion309
- References310
- CHAPTER 7. PHOTOSYNTHESIS AND CROP PRODUCTION317
- I. Introduction317
- II. Yield and Net Photosynthesis317
- III. Factors Limiting Photosynthesis320
- IV. Breeding for Photosynthetic Efficiency327
- V. Selecting for Low Г Traits in High Г Species327
- VI. Selecting for Photosynthetic Rates within Species328
- VII. Breeding for Plant Type331
- VIII. Managing Photosynthesis334
- References334
- CHAPTER 8. NITRIFICATION RETARDERS AND SLOW-RELEASE NITROGEN FERTILIZERS337
- I. Introduction337
- II. Nitrification-Retarding Properties of Agricultural Chemicals342
- III. Nitrification Retarders345
- IV. Slow-Release Nitrogen Fertilizers358
- V. Coated Fertilizers371
- VI. Concluding Remarks375
- References376
- Author Index385
- Subject Index405
ADVANCES IN AGRONOMY VOLUME 23