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简介
Summary:
Publisher Summary 1
Advances in Agronomycontinues to be recognized as a leading reference and a first-rate source for the latest research in agronomy. As always, the subjects covered are varied and exemplary of the myraid of subject matter dealt with by thislong-running serial.
Volume 92 contains four indespensable reviews and 17 detailed images.
* Maintains the highest impact factor among serial publications in Agriculture
* Presents timely reviews on important agronomy issues such as nutrients, water relations, polyacrylamide, and more
* Enjoys a long-standing reputation for excellence in the field
目录
Table Of Contents:
CONTRIBUTORS ix
PREFACE xi
NUTRITIOUS SUBSISTENCE FOOD SYSTEMS
Robin D. Graham, Ross M. Welch, David A. Saunders, Ivan Ortiz-Monasterio, Howarth E. Bouis, Merideth Bonierbale, Stef de Haan, Gabriella Burgos, Graham Thiele, Reyna Liria, Craig A. Meisner, Steve E. Beebe, Michael J. Potts, Mohinder Kadian, Peter R. Hobbs, Raj K. Gupta and Steve Twomlow
I. Introduction 2
II. Food Systems, Diet, and Disease 6
A. Farming for Health 7
B. The Bioavailability Imperative 7
III. Agricultural Interventions to Deliver Individual Limiting Nutrients 8
A. The Plant Breeding Strategy 9
B. Fertilizer Strategies 10
C. Zn Deficiency Is Important 11
D. Diet Diversification Through Food Systems Approaches 13
IV. Analysis of Subsistence Food Systems 14
A. The Rice鈥揥heat Food System 17
B. Rice/Potato-Based Food Systems in the IGP 23
C. A Case Study: The Dysfunctional Rice鈥揚ulse Food System of Southeast Bangladesh 27
D. Bean Food Systems in Central America 31
E. Potato-Based Food Systems, Huancavelica Department, Peru 36
F. Subsistence Food Systems of Eastern and Southern Africa 44
G. The Rice鈥揊ish System: The Value of Rice鈥揊ish Farming Systems as a Nutrient Delivery System for Households and Communities 54
V. The Socioeconomic and Policy Environments 60
A. Household Incomes, Food Prices, and Agricultural Development 60
B. Additions of Essential Trace Elements to Soils 63
C. Biofortification 65
D. Introducing New Nutrient-Dense Crops into Cropping Systems 66
VI. Conclusions 66
References 67
POLYACRYLAMIDE IN AGRICULTURE AND ENVIRONMENTAL LAND MANAGEMENT
R.E. Sojka, D.L. Bjorneberg, J.A. Entry, R.D. Lentz and W.J. Orts
I. Early Uses of Soil Conditioners 76
II. Major Conditioner Types 77
III. Synthetic Conditioner Uses and Application Strategies 78
IV. Overview of Current PAM Use 81
V. PAM Defined and Described 84
VI. PAM Properties Affecting Efficacy 86
VII. Early Contributions 93
VIII. Surface Irrigation 95
IX. Sprinkler Irrigation 102
X. Infiltration 107
XI. PAM Safety, Field Retention, and Environmental Impacts 115
XII. PAM Effect on Organisms in Runoff and Soil 122
XIII. PAM Degradation 127
XIV. PAM and Ca 131
XV. PAM for Construction Sites and Other Disturbed Lands 133
XVI. Canal and Pond Sealing 137
XVII. Biopolymers 139
XVIII. Conclusions 141
References 141
NUTRIENTS IN AGROECOSYSTEMS: RETHINKING THE MANAGEMENT PARADIGM
L.E. Drinkwater and S.S. Snapp
I. Introduction 164
II. Nutrient Management in Agriculture 165
III. Internal Biogeochemical Processes in Agroecosystems 167
IV. Toward an Ecosystem-Based Approach to Improving Nutrient Use Efficiency 168
A. Using Plant Diversity to Restore Ecosystem Functions 172
B. Restoration of Ecosystem Function Through Plant鈥揗icrobial Interactions 174
C. Microbially Mediated Processes 175
V. Plant Adaptation to Ecosystem-Based Nutrient Management 177
VI. Conclusions 178
Acknowledgments 179
References 180
RICE AND WATER
B.A.M. Bouman, E. Humphreys, T.P. Tuong and R. Barker
I. Introduction 188
II. Trends and Conditions 190
A. The Rice Plant 190
B. Rice Environments 191
C. Water Use and Water Productivity 197
D. Ecosystem Services 200
E. Environmental Impacts 202
F. The Main Challenges Ahead 206
III. Response Options 208
A. Varietal Improvement 208
B. Improved Management Practices 211
C. Options at the Landscape Level 221
IV. Summary and Recommendations 226
Acknowledgments 227
References 228
INDEX 239
CONTRIBUTORS ix
PREFACE xi
NUTRITIOUS SUBSISTENCE FOOD SYSTEMS
Robin D. Graham, Ross M. Welch, David A. Saunders, Ivan Ortiz-Monasterio, Howarth E. Bouis, Merideth Bonierbale, Stef de Haan, Gabriella Burgos, Graham Thiele, Reyna Liria, Craig A. Meisner, Steve E. Beebe, Michael J. Potts, Mohinder Kadian, Peter R. Hobbs, Raj K. Gupta and Steve Twomlow
I. Introduction 2
II. Food Systems, Diet, and Disease 6
A. Farming for Health 7
B. The Bioavailability Imperative 7
III. Agricultural Interventions to Deliver Individual Limiting Nutrients 8
A. The Plant Breeding Strategy 9
B. Fertilizer Strategies 10
C. Zn Deficiency Is Important 11
D. Diet Diversification Through Food Systems Approaches 13
IV. Analysis of Subsistence Food Systems 14
A. The Rice鈥揥heat Food System 17
B. Rice/Potato-Based Food Systems in the IGP 23
C. A Case Study: The Dysfunctional Rice鈥揚ulse Food System of Southeast Bangladesh 27
D. Bean Food Systems in Central America 31
E. Potato-Based Food Systems, Huancavelica Department, Peru 36
F. Subsistence Food Systems of Eastern and Southern Africa 44
G. The Rice鈥揊ish System: The Value of Rice鈥揊ish Farming Systems as a Nutrient Delivery System for Households and Communities 54
V. The Socioeconomic and Policy Environments 60
A. Household Incomes, Food Prices, and Agricultural Development 60
B. Additions of Essential Trace Elements to Soils 63
C. Biofortification 65
D. Introducing New Nutrient-Dense Crops into Cropping Systems 66
VI. Conclusions 66
References 67
POLYACRYLAMIDE IN AGRICULTURE AND ENVIRONMENTAL LAND MANAGEMENT
R.E. Sojka, D.L. Bjorneberg, J.A. Entry, R.D. Lentz and W.J. Orts
I. Early Uses of Soil Conditioners 76
II. Major Conditioner Types 77
III. Synthetic Conditioner Uses and Application Strategies 78
IV. Overview of Current PAM Use 81
V. PAM Defined and Described 84
VI. PAM Properties Affecting Efficacy 86
VII. Early Contributions 93
VIII. Surface Irrigation 95
IX. Sprinkler Irrigation 102
X. Infiltration 107
XI. PAM Safety, Field Retention, and Environmental Impacts 115
XII. PAM Effect on Organisms in Runoff and Soil 122
XIII. PAM Degradation 127
XIV. PAM and Ca 131
XV. PAM for Construction Sites and Other Disturbed Lands 133
XVI. Canal and Pond Sealing 137
XVII. Biopolymers 139
XVIII. Conclusions 141
References 141
NUTRIENTS IN AGROECOSYSTEMS: RETHINKING THE MANAGEMENT PARADIGM
L.E. Drinkwater and S.S. Snapp
I. Introduction 164
II. Nutrient Management in Agriculture 165
III. Internal Biogeochemical Processes in Agroecosystems 167
IV. Toward an Ecosystem-Based Approach to Improving Nutrient Use Efficiency 168
A. Using Plant Diversity to Restore Ecosystem Functions 172
B. Restoration of Ecosystem Function Through Plant鈥揗icrobial Interactions 174
C. Microbially Mediated Processes 175
V. Plant Adaptation to Ecosystem-Based Nutrient Management 177
VI. Conclusions 178
Acknowledgments 179
References 180
RICE AND WATER
B.A.M. Bouman, E. Humphreys, T.P. Tuong and R. Barker
I. Introduction 188
II. Trends and Conditions 190
A. The Rice Plant 190
B. Rice Environments 191
C. Water Use and Water Productivity 197
D. Ecosystem Services 200
E. Environmental Impacts 202
F. The Main Challenges Ahead 206
III. Response Options 208
A. Varietal Improvement 208
B. Improved Management Practices 211
C. Options at the Landscape Level 221
IV. Summary and Recommendations 226
Acknowledgments 227
References 228
INDEX 239
Advances in agronomy. V.92 /
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