Advances in Agronomy, Volume 61

Front Cover 1
Advances in Agronomy, Volume 61 4
Copyright Page 5
Contents 6
Contributors 8
Preface 10
Chapter 1. Dynamic Conservation of Plant Genetic Resourses 12
I. Introduction 13
II. Dynamic Conservation and Its Management 18
III. DCs Future Prospects 44
References 54
Chapter 2. Ion Diffusion in The Soil\u2013Root System 64
I. Introduction 64
II. Access of Plants to Soil Nutrients 65
III. General Principles of Diffusion 69
IV. Soil as the Medium of Diffusion 70
V. The Plant Root as a Sink for Nutrients 79
VI. Interactions between Root and Soil Affecting Diffusion 86
VII. Modeling Nutrient Transport in the Soil\u2013Root System 95
VIII. Evaluation of the Factors of Ion Transfer from Soil into Plants 100
IX. Summary and Future Research Needs 112
References 113
Chapter 3. Review on Dormacy,Germinability and Germination in Crop and Weed Seeds 122
I. Introduction 123
II. Seed Development in Relation to Germination 124
III. Dormancy 132
IV. Germination 141
V. Some Aspects of Seed Quality 151
VI. Case Study: The Tomato Seed 158
VII. Conclusions and Prospects 163
References 165
Chapter 4. Control of Soil-Borne Plant Pests Using Glucosinolate-Containing Plants 178
I. Introduction 178
II. Glucosinolates 179
III. General Toxicology of the Degradation Products 193
IV. Allelochemical Effects on Plants 197
V. Allelochemical Effects on Fungi and Bacteria 203
VI. Allelochemical Effects on Insects and Invertebrates 210
VII. Influence of Soil, Plant, and Environmental Factors 212
VIII. Additional Allelochemicals 218
IX. Implementation of Strategies for Pest Control 220
X. Benefits 224
References 225
Chapter 5. Coal Surface Mine Reclamation in the Eastern United States: The Revegetation of Disturbed Lands To Hayland/ Pasture or Cropland 244
I. Introduction 244
II. Mine Soil Reconstruction 245
III. Mine Soil Chemistry and Management 264
IV. Revegetation 272
V. Research Needs 278
References 280
Index 288