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Integrated weed management for sustainable agriculture

Integrated weed management for sustainable agriculture

Prof. Robert L. Zimdahl | Dr Adam S. Davis | Dr Bruce Maxwell | Prof. David R. Clements | Prof. C. J. Swanton | T. Valente | Prof. Anita Dille | Dr S. A. Clay | S. A. Bruggeman | Dr Christopher Preston | Dr Ian Heap | Prashant Jha | Dr Krishna N. Reddy | Prof. Matt Liebman | Dr John R. Teasdale | Prof. Eric R. Gallandt | Daniel Brainard | Bryan Brown | Prof. Stevan Z. Knezevic | Prof. Baruch Rubin | Abraham Gamliel | Dr Greta Gramig | Dr James M. Mwendwa | Jeffrey D. Weidenhamer | Leslie A. Weston | Dr Erin N. Rosskopf | Raghavan Charudattan | William Bruckart | Dr Susan M. Boyetchko | Dr Ann C. Kennedy | Sandrine Petit | Dr David A. Bohan

(2017)

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Book Details

Abstract

Weeds remain a major obstacle to increased yields. Past reliance on herbicides is no longer sufficient with increasing concerns about environmental effects, regulation and resistance. This has led to the development of integrated weed management (IWM) which includes herbicides as part of a broader array of cultural, physical and biological methods of control. This volume reviews key research on the use of IWM in sustainable agriculture.
Parts 1 and 2 introduce weed ecology and IWM principles, including surveillance, risk assessment and planning an IWM programme. Part 3 summarises the role of herbicides in IWM whilst Part 4 reviews the range of cultural and physical methods of weed control. The final part of the book surveys biological techniques for weed control.
With its eminent editor and international range of expert authors, this will be a standard reference for weed scientists, the agricultural community and the pesticide industry as well as government and non-governmental agencies supporting a more sustainable agriculture.
Weeds remain a major obstacle to increased yields. Past reliance on herbicides is no longer sufficient with increasing concerns about environmental effects, regulation and resistance. This has led to the development of integrated weed management (IWM) which includes herbicides as part of a broader array of cultural, physical and biological methods of control. This volume reviews key research on the use of IWM in sustainable agriculture.
Parts 1 and 2 introduce weed ecology and IWM principles, including surveillance, risk assessment and planning an IWM programme. Part 3 summarise the role of herbicides in IWM whilst Part 4 reviews the range of cultural and physical methods of weed control. The final part of the book surveys biological techniques for weed control.
With its eminent editor and international range of expert authors, this will be a standard reference for weed scientists, the agricultural community and the pesticide industry as well as government and non-governmental agencies supporting a more sustainable agriculture.
"This is an excellent overview of the latest thinking in weed management, with chapters written by some of the most prominent authorities conducting research today… the book is a valuable addition to the literature, and one that will be widely used as a key reference".
Agroecology and Sustainable Food Systems

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"This is an excellent overview of the latest thinking in weed management, with chapters written by some of the most prominent authorities conducting research today… the book is a valuable addition to the literature, and one that will be widely used as a key reference".
Agroecology and Sustainable Food Systems
“Bob Zimdahl has been a true Renaissance thinker throughout his career as a weed scientist. He has addressed controversial problems and challenged the status quo in commercial agriculture. Today global agriculture is facing greater problems than ever before in history. This volume edited by Profesor Zimdahl provides a range of perspectives and a sustainable framework for managing the continuing threat from weeds to food, fuel and fiber production in the future.”
Professor Michael D. K. Owen, Iowa State University, USA

Table of Contents

Section Title Page Action Price
Contents v
Series list xi
Preface xv
Introduction xvii
Part 1 Weeds xvii
Part 2 IWM principles xviii
Part 3 Using herbicides in IWM xviii
Part 4 Cultural and physical methods for weed control xix
Part 5 Biological methods for weed control xxi
Part 1 Weeds 1
Chapter 1 Weed ecology and population dynamics 3
1 Introduction 3
2 Populations: abundance 5
3 Populations: weed distribution 7
4 Target transitions: a quantitative approach to targeting weed life stages 9
5 Communities in arable systems 11
6 Agroecosystems 13
7 Case study: mitigating the invasive potential of a bioenergy crop species 15
8 Summary and future trends 17
9 Where to look for further information 18
10 References 18
Chapter 2 Weed-plant interactions 29
1 Introduction 29
2 Crop-weed interactions: an evolutionary perspective 30
3 The nature of shared resource pools 31
4 Direct competition for resources 33
5 Indirect effects of competition 36
6 Spatial and temporal dynamics 38
7 Conclusion 38
8 Where to look for further information 39
9 References 39
Chapter 3 Invasive weed species and their effects 43
1 Introduction 43
2 What is an invasive weed? 44
3 The invasion process 47
4 Economic effects on agricultural commodities 49
5 Indirect effects 53
6 Globalization and climate change effects 54
7 Applying IWM 57
8 Conclusion 59
9 Where to look for further information 59
10 References 60
Part 2 IWM principles 67
Chapter 4 Key issues and challenges of integrated weed management 69
1 Introduction 69
2 Tillage 70
3 Time of weed emergence relative to the crop 71
4 Critical periods for weed control 72
5 Crop morphology 73
6 Row width and seeding density to reduce weed competitiveness 73
7 Nutrient management 74
8 Crop rotation 76
9 Future trends and conclusion 76
10 Where to look for further information 77
11 References 77
Chapter 5 Ethical issues in integrated weed management1 83
1 Introduction 83
2 Ethical principles 84
3 Ethics in agriculture 85
4 Sustainability as an ethical goal 87
5 Conclusion 89
6 Where to look for further information 89
7 References 89
Chapter 6 Surveillance and monitoring of weed populations 91
1 Introduction 91
2 Temporal and spatial variation 92
3 Monitoring weed populations 96
4 Case studies: how research has been used to improve practice 97
5 Summary and future trends 100
6 Where to look for further information 100
7 References 101
Part 3 Using herbicides in IWM 105
Chapter 7 Site-specific weed management 107
1 Introduction 107
2 Site-specific weed management 108
3 Weed variability and its influence on weed management 110
4 Field scouting: measuring spatial and temporal variabilities of weeds 115
5 Other sensing methods and controlling weeds based on spatial variability 119
6 Results, interpretation and management decisions 122
7 Summary 125
8 Future trends in research 125
9 Where to look for further information 126
10 References 126
Chapter 8 Assessing and minimizing the environmental effects of herbicides 133
1 Introduction 133
2 Sources and fate of herbicides in the environment 134
3 Environmental effects of herbicides 143
4 Managing environmental effects of herbicides 150
5 Future trends and conclusion 154
6 Where to look for further information 155
7 References 155
Chapter 9 Trends in the development of herbicide-resistant weeds 169
1 Introduction 169
2 Herbicide resistance definitions 170
3 Resistant weeds by site of action 172
4 Resistant weeds by crop, region and weed family 178
5 Management of herbicide-resistant weeds 184
6 Future outlook on herbicide resistance 187
7 Conclusion 188
8 Where to look for further information 188
9 References 188
Part 4 Cultural and physical methods for weed control 191
Chapter 10 The role of herbicide-resistant crops \nin integrated weed management 193
1 Introduction 193
2 Glyphosate-resistant crops 195
3 Glufosinate-resistant crops 197
4 Imidazolinone and sulphonylurea-tolerant crops 197
5 New HR crop technologies 198
6 HR crops as part of an IWM programme 199
7 Summary 200
8 Where to find further information 200
9 References 200
Chapter 11 Cultural techniques to manage weeds 203
1 Introduction 203
2 Crop population density 204
3 Crop spatial arrangement 205
4 Sowing time and transplanting 206
5 Choice of crop genotype and breeding for competitive and allelopathic abilities 207
6 Mulching 208
7 Soil fertility management 210
8 Irrigation and flooding: depth, timing and placement 213
9 Effects of combining multiple practices: examples of ‘many little hammers’ at work 215
10 Future trends in research 217
11 Summary 218
12 Where to look for further information 219
13 References 220
Chapter 12 The use of rotations and cover crops to manage weeds 227
1 Introduction 227
2 Crop rotation in weed management 228
3 Cover crops in weed management 242
4 Opportunities for weed establishment within rotations 250
5 Conclusion 251
6 Future trends 252
7 Where to look for further information 253
8 References 253
Chapter 13 Developments in physical weed control 261
1 Introduction 261
2 Tillage 262
3 Physical weed control: overview 263
4 Tools, weeds and soil conditions 266
5 Weed–crop selectivity 270
6 Fundamental problems with cultivation 274
7 Future research priorities 278
8 Where to look for further information 279
9 References 279
Chapter 14 Flame weeding techniques 285
1 Introduction 285
2 Flaming specifications, effectiveness and equipment 286
3 Weed response to heat 290
4 Uses of flame weeding 291
5 Advantages, disadvantages and environmental impacts 295
6 Future research and practical recommendations 297
7 Where to look for further information 298
8 References 298
Chapter 15 Soil solarization: a sustainable method for weed management 303
1 Introduction 303
2 Solarization: mode of action, effect on weeds, benefits and limitations 304
3 Plastic mulching technologies 307
4 Effects of solarization on soil nutrients and pesticides 310
5 Solarization and integrated pest management 311
6 Recent applications of organic amendments and solarization in weed control 313
7 Concluding remarks 313
8 Where to look for further information 314
9 References 314
Chapter 16 Weed management in organic crop cultivation 319
1 Introduction 319
2 Tools and tactics used in organic systems 320
3 Farmer case studies 328
4 Future trends and conclusion 333
5 Where to look for further information 334
6 References 334
Part 5 Biological methods for weed control 337
Chapter 17 The use of allelopathy and competitive crop cultivars for weed suppression in cereal crops 339
1 Introduction: key issues and challenges 339
2 Competitive crops and cultural strategies in weed management 341
3 The effect of allelopathy on weed suppression 343
4 The effect of soil and environment on plant metabolites (allelochemicals) 346
5 Use of crop residue mulches and cover crops in weed suppression 350
6 Case studies: production of benzoxazinoids in cereal crops 353
7 Case studies: competitive cereal cultivars as a tool in integrated weed management 356
8 Summary and future trends 358
9 Where to look for further information 360
10 References 360
Chapter 18 Bioherbicides: an overview 367
1 Introduction 367
2 Natural products for targeting weed populations 368
3 Microbial bioherbicides and classical biological control: an overview 370
4 Examples of classical biological control 372
5 Limitations and the effects of climate change 376
6 Bioherbicides: inundative applications 378
7 Integrating bioherbicides into weed management programmes 383
8 Institutional changes for biological control adoption 386
9 Conclusion 390
10 Where to look for further information 391
11 References 392
Chapter 19 The use of microorganisms in integrated weed management 401
1 Introduction 401
2 The role of biopesticides 402
3 Historical accomplishments 403
4 Recent registrations 404
5 New discoveries under development 406
6 Target weed selection 408
7 Early discovery and screening 408
8 Formulation and fermentation technologies 410
9 Future trends and conclusion 411
10 Where to look for further information 412
11 References 412
Chapter 20 The use of bacteria in integrated weed management 417
1 Introduction 417
2 The case of downy brome (cheatgrass, Bromus tectorum L.) 418
3 Finding a biocontrol agent to manage downy brome 419
4 Application and results 423
5 Summary 425
6 Future trends in research 425
7 Where to look for further information 427
8 References 428
Chapter 21 The use of insects in integrated weed management 431
1 Introduction 431
2 Deciphering complex interactions with generalist predator communities 432
3 Managing fields and landscapes to enhance weed seed predation 435
4 Extent of regulation 436
5 Case study: the UK national survey farm-scale evaluation 437
6 Conclusion 439
7 Future trends 440
8 Acknowledgements 441
9 Where to look for further information 441
10 References 442
Index 447