Weed Biology And Management

Author : Inderjit
Publisher : Springer Science & Business Media
Page : 550 pages
File Size : 49,6 Mb
Release : 2013-11-11
Category : Science
ISBN : 9789401705523

Get Book

Weed Biology and Management by Inderjit Pdf

Weeds hold an enigmatic and sometimes-controversial place in agriculture, where they are generally reviled, grudgingly tolerated, and occasionally admired. In most cases, growers make considerable effort to reduce the negative economic impact of weeds because they compete with crops for resources and hinder field operations, thereby affecting crop productivity and quality, and ultimately the sustainability of agriculture. Weed control in production agriculture is commonly achieved through the integration of chemical, biological, and mechanical management methods. Chemicals (herbicides) usually inhibit the growth and establishment of weed plants by interfering with various physiological and biochemical pathways. Biological methods include crop competition, smother crops, rotation crops, and allelopathy, as well as specific insect predators and plant pathogens. Mechanical methods encompass an array of tools from short handled hoes to sophisticated video-guided robotic machines. Integrating these technologies, in order to relieve the negative impacts of weeds on crop production in a way that allows growers to optimize profits and preserve human health and the environment, is the science of weed management.

Author : Bhagirath Chauhan
Publisher : Elsevier
Page : 433 pages
File Size : 51,5 Mb
Release : 2021-09-04
Category : Science
ISBN : 9780128229354

Get Book

Biology and Management of Problematic Crop Weed Species by Bhagirath Chauhan Pdf

Weeds are the main biological constraint to crop production throughout the year. Uncontrolled weeds could cause 100% yield loss. In Australia, the overall cost of weeds to Australian grain growers was estimated at AU$ 3.3 billion annually. In terms of yield losses, weeds amounted to 2.7 million tonnes of grains at a national level. In the USA, weeds cost US$ 33 billion in lost crop production annually. In India, these costs were estimated to be much higher (US$ 11 billion). These studies from different economies suggest that weeds cause substantial yield and economic loss. Biology and Management of Problematic Weed Species details the biology of key weed species, providing vital information on seed germination and production, as well as factors affecting weed growth. These species include Chenopodium album, Chloris truncata and C. virgate, Conyza bonariensis and C. canadensis, Cyperus rotundus, and many more. This information is crucial for researchers and growers to develop integrated weed management (IWM) strategies. Written by leading experts across the globe, this book is an essential read to plant biologists and ecologists, crop scientists, and students and researchers interested in weed science. Provides detailed information on the biology of different key weed species Covers weed seed germination and emergence Presents the factors affecting weed growth and seed production

Author : Robert Zimdahl
Publisher : Academic Press
Page : 465 pages
File Size : 43,7 Mb
Release : 2012-12-02
Category : Technology & Engineering
ISBN : 9780323149426

Get Book

Fundamentals of Weed Science by Robert Zimdahl Pdf

Fundamentals of Weed Science provides an introduction to the basic principles of weed science for undergraduate courses. It discusses several aspects of weed biology and control, and traces the history of herbicide development. The book begins with an introduction to weeds, covering their definition, characteristics, harmful aspects, and the cost of weed control. This is followed chapters on weed classification, the uses of weeds, weed biology, weed ecology, allelopathy, the significance of plant competition, weed management and control methods, and biological weed control. Later chapters deal with herbicidesthe most important weed control tools and the ones with the greatest potential for untoward effects. Students of weed science must understand herbicides and the factors governing their use as well as the potential for misuse. These chapters discuss chemical weed control, the properties and uses of herbicides, factors affecting herbicide performance, herbicide application, herbicide formulation, ecological impact of herbicides, pesticide registration and legislation, weed management systems, and the future of weed science.

Author : Robert L Zimdahl
Publisher : Academic Press
Page : 671 pages
File Size : 47,6 Mb
Release : 2013-08-09
Category : Science
ISBN : 9780123978189

Get Book

Fundamentals of Weed Science by Robert L Zimdahl Pdf

This book addresses herbicides and their use as an important aspect of modern weed management and strives to place them in an ecological framework. Many weed scientists believe agriculture is a continuing struggle with weeds--without good weed control, good and profitable agriculture is impossible. Each agricultural discipline sees itself as central to agriculture's success and continued progress, and weed science is no exception. While not denying the importance of weed management to successful agriculture, this book places it in a larger ecological context. The roles of culture, economics, and politics in weed management are also discussed, enabling scientists and students to understand the larger effects on society. Information on New herbicides included, along with the old herbicides that are important for understanding the history New section on weed resistance to herbicides and genetic engineering New information on invasive plants Expanded chapters on Biological Control, Pesticide Legislation and Regulation, Weed Management Systems, and more Instructor resources can be found at http://textbooks.elsevier.com/web/Login.aspx, and it is password protected. Please contact your sales representative at [email protected] for access to the instructor resources. The insturctor site consists of chapter questions, essay questions, an exam and images from the book

Author : Thomas James Muzik
Publisher : McGraw-Hill Companies
Page : 298 pages
File Size : 54,9 Mb
Release : 1969
Category : Gardening
ISBN : UOM:39015001938326

Get Book

Weed Biology and Control by Thomas James Muzik Pdf

Author : Mithila Jugulam
Publisher : CRC Press
Page : 217 pages
File Size : 48,7 Mb
Release : 2017-07-12
Category : Science
ISBN : 9781351647359

Get Book

Biology, Physiology and Molecular Biology of Weeds by Mithila Jugulam Pdf

The book provides comprehensive information on a wide range of topics from biology, physiology, genetics to the use of genomic tools in weed science. The book covers information at a more advanced level than the previously published books in weed science. It covers not only weed genetics and genomics research, but also weed management from an ecological perspective. Furthermore, the book also gives a broad coverage of novel mechanisms of weed resistance to herbicides. More importantly, it includes next generation sequencing techniques and bioinformatics of herbicide resistant genes in weeds.

Author : Steven R. Radosevich,Jodie S. Holt,Claudio Ghersa
Publisher : John Wiley & Sons
Page : 860 pages
File Size : 46,6 Mb
Release : 1997-02-05
Category : Gardening
ISBN : 0471116068

Get Book

Weed Ecology by Steven R. Radosevich,Jodie S. Holt,Claudio Ghersa Pdf

Weeds are successful plants, but on their own terms. Looking at weeds from an ecological viewpoint, emphasising the way in which one species interacts with others, the authors show that weeds are questionable mainly in that they are out-of-place.

Author : Robert L Zimdahl
Publisher : Elsevier
Page : 220 pages
File Size : 42,9 Mb
Release : 2010-02-04
Category : Science
ISBN : 9780123815026

Get Book

A History of Weed Science in the United States by Robert L Zimdahl Pdf

It is important that scientists think about and know their history - where they came from, what they have accomplished, and how these may affect the future. Weed scientists, similar to scientists in many technological disciplines, have not sought historical reflection. The technological world asks for results and for progress. Achievement is important not, in general, the road that leads to achievement. What was new yesterday is routine today, and what is described as revolutionary today may be considered antiquated tomorrow. Weed science has been strongly influenced by technology developed by supporting industries, subsequently employed in research and, ultimately, used by farmers and crop growers. The science has focused on results and progress. Scientists have been--and the majority remain--problem solvers whose solutions have evolved as rapidly as have the new weed problems needing solutions. In a more formal sense, weed scientists have been adherents of the instrumental ideology of modern science. That is an analysis of their work, and their orientation reveals the strong emphasis on practical, useful knowledge; on know how. The opposite, and frequently complementary orientation, that has been missing from weed science is an emphasis on contemplative knowledge; that is, knowing why. This book expands on and analyzes how these orientations have affected weed science’s development. The first analytical history of weed science to be written Compares the development of weed science, entomology and plant pathology Identifies the primary founders of weed science and describes their role

Author : Thomas J. Monaco,Stephen C. Weller,Floyd M. Ashton
Publisher : John Wiley & Sons
Page : 688 pages
File Size : 49,6 Mb
Release : 2002-05-23
Category : Technology & Engineering
ISBN : 9780471274964

Get Book

Weed Science by Thomas J. Monaco,Stephen C. Weller,Floyd M. Ashton Pdf

The updated edition of the classic, fundamental book on weedscience Weed Science provides a detailed examination ofthe principles of integrated weed management with important detailson how chemical herbicides work and should be used. This revisedFourth Edition addresses recent developments affecting weedscience. These include the increased use of conservation-tillagesystems, environmental concerns about the runoff of agrochemicals,soil conservation, crop biotechnology, resistance of weeds andcrops to herbicides, weed control in nonagricultural settings andconcerns regarding invasive plants, wetland restoration, and theneed for a vastly improved understanding of weed ecology. Current management practices are covered along with guidance forselecting herbicides and using them effectively. To serve as a moreefficient reference, herbicides are cross-listed by chemical andbrand name and grouped by mechanism of action and physiologicaleffect rather than chemical structure. In addition, an introductionto organic chemistry has been added to familiarize readers withorganic herbicides. Also included are guidelines on weed-controlpractices for specific crops or situations, such as small grains,row crops, horticultural crops, lawns and turf, range land, brush,and aquatic plant life. Generously supplemented with 300 drawings, photographs, andtables, Weed Science is an essential book for students taking anintroductory course in weed science, as well as a reference foragricultural advisors, county agents, extension specialists, andprofessionals throughout the agrochemical industry.

Author : R. De Prado,J. Jorrín,L. García-Torres
Publisher : Springer Science & Business Media
Page : 326 pages
File Size : 45,8 Mb
Release : 2012-12-06
Category : Science
ISBN : 9789401155380

Get Book

Weed and Crop Resistance to Herbicides by R. De Prado,J. Jorrín,L. García-Torres Pdf

In recent decades, repeated use of herbicides in the same field has imposed selection for resistance in species that were formerly susceptible. On the other hand, considerable research in the private and public sectors has been directed towards introducing herbicide tolerance into susceptible crop species. The evolution of herbicide resistance, understanding its mechanisms, characterisation of resistant weed biotypes, development of herbicide-tolerant crops and management of resistant weeds are described throughout the 36 chapters of this book. It has been written by leading researchers based on the contributions made at the International Symposium on Weed and Crop Resistance to Herbicides held at Córdoba, Spain. This book will be a good reference source for research scientists and advanced students.

Author : Canadian Agricultural Services Coordinating Committee. Expert Committee on Weeds
Publisher : Unknown
Page : 30 pages
File Size : 48,7 Mb
Release : 1997
Category : Weeds
ISBN : CORNELL:31924097715027

Get Book

Weed Biology, Ecology and Weed Management by Canadian Agricultural Services Coordinating Committee. Expert Committee on Weeds Pdf

Author : Lewis H. Ziska,Jeffrey Dukes
Publisher : John Wiley & Sons
Page : 246 pages
File Size : 51,9 Mb
Release : 2011-01-11
Category : Technology & Engineering
ISBN : 9780813814179

Get Book

Weed Biology and Climate Change by Lewis H. Ziska,Jeffrey Dukes Pdf

Weed Biology and Climate Change will provide a synthesis of what is known regarding the probable impact of environmental change on weed biology. Chapters will look at impacts of weed biology on agriculture, invasive species that limit ecological diversity and weeds that serve as health risks. In addition it looks at current weed management strategies and how they will be affected by global climate change. The book covers an increasingly important area in plant science, crop science and ecological research, and will be essential reading for anyone exploring the biological impacts of a changing environment.

Author : Roger L. Sheley
Publisher : Unknown
Page : 466 pages
File Size : 44,6 Mb
Release : 1999
Category : Science
ISBN : UOM:49015002523570

Get Book

Biology and Management of Noxious Rangeland Weeds by Roger L. Sheley Pdf

In addition to the theory and principles of weed management, this book provides information about twenty-nine of the most serious weeds in the West, including weed identification, origin, history and distribution, invasion potentials, biology and ecology, and specific management options. Full-color photographs and distribution maps help illustrate the plants and the invasive threat they pose. An invaluable resource for land managers, resource specialists, and students of natural resource management, Biology and Management of Noxious Rangeland Weeds provides practical, science-based information needed for sustainable weed management and land restoration.

Author : Matt Liebman,Charles L. Mohler,Charles P. Staver
Publisher : Cambridge University Press
Page : 546 pages
File Size : 50,9 Mb
Release : 2001-07-19
Category : Science
ISBN : 9781139427241

Get Book

Ecological Management of Agricultural Weeds by Matt Liebman,Charles L. Mohler,Charles P. Staver Pdf

This book presents principles and practices for ecologically based weed management in a wide range of temperate and tropical farming systems. Special attention is given to the evolutionary challenges that weeds pose and the roles that farmers can play in the development of new weed-management strategies.

Author : Vytautas Pilipavicius
Publisher : BoD – Books on Demand
Page : 138 pages
File Size : 54,6 Mb
Release : 2015-06-11
Category : Technology & Engineering
ISBN : 9789535121312

Get Book

Weed Biology and Control by Vytautas Pilipavicius Pdf

This book is a collection of chapters, concerning the developments within the Weed Biology and Control field of study. The book includes scholarly contributions by various authors pertinent to Agricultural and Biological Sciences. Each contribution comes as a separate chapter complete in itself but directly related to the book's topics and objectives. The target audience comprises scholars and specialists in the field.