Weed Biology And Control

Author : Inderjit
Publisher : Springer Science & Business Media
Page : 550 pages
File Size : 51,5 Mb
Release : 2013-11-11
Category : Science
ISBN : 9789401705523

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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 : Thomas James Muzik
Publisher : McGraw-Hill Companies
Page : 298 pages
File Size : 46,9 Mb
Release : 1969
Category : Gardening
ISBN : UOM:39015001938326

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Weed Biology and Control by Thomas James Muzik Pdf

Author : Bhagirath Chauhan
Publisher : Elsevier
Page : 433 pages
File Size : 55,8 Mb
Release : 2021-09-04
Category : Science
ISBN : 9780128229354

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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 : Jonathan Gressel
Publisher : CRC Press
Page : 521 pages
File Size : 51,6 Mb
Release : 2002-03-28
Category : Science
ISBN : 9781482264708

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Molecular Biology of Weed Control by Jonathan Gressel Pdf

Molecular Biology of Weed Control assesses the impact of the new tools of molecular biology on the science of weed control as well as the ways in which the science of weed control has helped and influenced molecular biology. Accentuating the utility of molecular biology to contribute to the control of intransigent weed species both in the developing and developed world, the book also looks to the future and describes how molecular biology can be used to diminish the use of chemical herbicides, and enhance crop competitiveness for light, nutrients and water. This volume is essential reading for all weed scientists, environmental students, researchers, and regulators.

Author : Steven R. Radosevich,Jodie S. Holt,Claudio Ghersa
Publisher : John Wiley & Sons
Page : 860 pages
File Size : 48,5 Mb
Release : 1997-02-05
Category : Gardening
ISBN : 0471116068

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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 : Thomas James Muzik
Publisher : Unknown
Page : 0 pages
File Size : 41,8 Mb
Release : 1970
Category : Weeds
ISBN : LCCN:74078957

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Weed Biology and Control by Thomas James Muzik Pdf

Author : Jim Cullen,Mic Julien,Rachel McFadyen
Publisher : CSIRO PUBLISHING
Page : 641 pages
File Size : 42,8 Mb
Release : 2012-03-05
Category : Technology & Engineering
ISBN : 9780643104211

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Biological Control of Weeds in Australia by Jim Cullen,Mic Julien,Rachel McFadyen Pdf

Biological control of weeds has been practised for over 100 years and Australia has been a leader in this weed management technique. The classical example of control of prickly pears in Australia by the cactus moth Cactoblastis cactorum, which was imported from the Americas, helped to set the future for biocontrol of weeds in many countries. Since then there have been many projects using Classical Biological Control to manage numerous weed species, many of which have been successful. Importantly, there have been no serious negative non-target impacts – the technique, when practised as it is in Australia, is safe and environmentally friendly. Economic assessments have shown that biocontrol of weeds in Australia has provided exceedingly high benefit-to-cost ratios. This book reviews biological control of weeds in Australia to 2011, covering over 90 weed species and a multitude of biological control agents and potential agents. Each chapter has been written by practising biological control of weeds researchers and provides details of the weed, the history of its biological control, exploration for agents, potential agents studied and agents released and the outcomes of those releases. Many weeds were successfully controlled, some were not, many projects are still underway, some have just begun, however all are reported in detail in this book. Biological Control of Weeds in Australia will provide invaluable information for biological control researchers in Australia and elsewhere. Agents used in Australia could be of immense value to other countries that suffer from the same weeds as Australia. The studies reported here provide direction to future research and provide examples and knowledge for researchers and students.

Author : Lawrence J. King
Publisher : Unknown
Page : 598 pages
File Size : 49,5 Mb
Release : 1966
Category : Weeds
ISBN : UCAL:B5043231

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Weeds of the World by Lawrence J. King Pdf

Author : Vytautas Pilipavicius
Publisher : BoD – Books on Demand
Page : 138 pages
File Size : 46,5 Mb
Release : 2015-06-11
Category : Technology & Engineering
ISBN : 9789535121312

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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.

Author : M. H. Julien,M. W. Griffiths
Publisher : Oxford University Press, USA
Page : 244 pages
File Size : 49,6 Mb
Release : 1998
Category : Gardening
ISBN : STANFORD:36105021435909

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Biological Control of Weeds by M. H. Julien,M. W. Griffiths Pdf

Each entry details the target weed, control agent, year of first release, country of origin of agent, status and degree of control, research organisation involved, and key references. The catalogue format has been modified slightly from earlier editions to improve ease of use. The book provides an invaluable means of keeping track of the world situation, and is a handy reference for professionals, research workers and students interested in the biological control of weeds.

Author : Robert Zimdahl
Publisher : Academic Press
Page : 465 pages
File Size : 46,5 Mb
Release : 2012-12-02
Category : Technology & Engineering
ISBN : 9780323149426

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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 : Ann E. Hajek
Publisher : Cambridge University Press
Page : 396 pages
File Size : 53,7 Mb
Release : 2004-02-12
Category : Gardening
ISBN : 0521653851

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Natural Enemies by Ann E. Hajek Pdf

Publisher Description

Author : Stephen W Adkins,Asad Shabbir,Kunjithapatham Dhileepan
Publisher : CABI
Page : 337 pages
File Size : 52,6 Mb
Release : 2018-11-07
Category : Science
ISBN : 9781780645254

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Parthenium Weed by Stephen W Adkins,Asad Shabbir,Kunjithapatham Dhileepan Pdf

This book explores the most important aspects of the biology, ecology and management of what is one of the world's worst weeds. Originally regarded as a major weed in Australia and India, Parthenium weed is now widespread in around 48 countries in Africa, Asia and the South Pacific, and has the potential to spread to new countries in Africa, Asia and Europe. This book, which is a collective effort by 27 members of the International Parthenium Weed Network, addresses research and knowledge gaps for different countries. It examines the weed's mode of spread, its impact on agricultural production, its effect on the environment and on human health, and its management using biological control, as well as cultural, physical and chemical approaches. It also considers the coordination of the weed's management, possible uses for Parthenium weed, its present distribution and how this is impacted by climate change. This book includes: A detailed analysis of Parthenium weed biology. Experiences with Parthenium weed worldwide. An explanation of practical management options. This book will be of interest to graduate students and researchers in universities and institutes, in the fields of plant ecology, botany, agriculture, conservation and restoration ecology.

Author : Ramalingam Radhakrishnan
Publisher : BoD – Books on Demand
Page : 100 pages
File Size : 41,8 Mb
Release : 2018-09-05
Category : Technology & Engineering
ISBN : 9781789236545

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Biological Approaches for Controlling Weeds by Ramalingam Radhakrishnan Pdf

Weed populations in agriculture are a major cause of yield loss. Conventionally, crop rotation and tillage practices limit the number of weed flora. Several chemical herbicides are being applied to control weed growth, but the long-term use of those chemicals does not effectively control weeds, due to the development of resistant germplasms, which cause hazardous effects in living organisms. The global interest in organic farming endorses the alternative way of weed control against chemical herbicides. Recently, biological agents have been added to integrated weed management strategies. Several studies reveal that plant extracts, bacteria, fungi and their products effectively control weed seed germination and growth. The aim of this book is to discuss the current understanding of bioherbicides and strategies to weed control.

Author : R. Sforza,M. C. Bon
Publisher : CABI
Page : 768 pages
File Size : 51,5 Mb
Release : 2008
Category : Weeds
ISBN : 9781845935078

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Proceedings of the XII International Symposium on Biological Control of Weeds by R. Sforza,M. C. Bon Pdf

Covering the research findings in various aspects of weed biocontrol, this volume explores weed biology and ecology and the economic impacts, effectiveness and practical implications of weed management strategies. It is of interest to researchers and students in plant and environmental sciences.