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Radar Entomology

Radar Entomology PDF Author: V. Alistair Drake
Publisher: CABI
ISBN: 9781845936068
Category : Entomology
Languages : en
Pages : 489

Book Description
Many of the world's most serious agricultural pests are highly migratory. Through the use of special-purpose radars we are provided with insights into their movement and how they learn about and navigate through their environment. This text examines the behaviour and regional variations of these species, as well as the altitude of migration, concentration of insects in layers and how they respond to large and small-scale wind systems. The book relates radar observation of insect movement to complementary and competing methodologies and surveys its capabilities and limitations. It also deals wi

Radar Entomology

Radar Entomology PDF Author: V. Alistair Drake
Publisher: CABI
ISBN: 9781845936068
Category : Entomology
Languages : en
Pages : 489

Book Description
Many of the world's most serious agricultural pests are highly migratory. Through the use of special-purpose radars we are provided with insights into their movement and how they learn about and navigate through their environment. This text examines the behaviour and regional variations of these species, as well as the altitude of migration, concentration of insects in layers and how they respond to large and small-scale wind systems. The book relates radar observation of insect movement to complementary and competing methodologies and surveys its capabilities and limitations. It also deals wi

Evolution of Insect Migration and Diapause

Evolution of Insect Migration and Diapause PDF Author: H. Dingle
Publisher: Springer Science & Business Media
ISBN: 1461569419
Category : Science
Languages : en
Pages : 294

Book Description
This volume is an outgrowth of a Symposium entitled "Evolution of Escape in Space and Time" held at the XV International Congress of Entomology in Washington, D. C., USA in August, 1976. The choice of topic was prompted by recent advances in evolutionary ecology and the apparent suitability of insect migration and dia pause as appropriate material for evolutionary studies. In the event, that choice seems amply justified as I hope a perusal of these papers will show. These Sympos ium papers hardly cover the topic of the evolution of escape mechanisms exhaustively, and I am sure everyone will have his favorite lacuna. Some of the more obvious ones are indicated by Professor Southwood in his Concluding Remarks at the end of the book. The purpose of the Symposium, however, was not complete coverage, but rather to indicate the potential inherent in insect migration and diapause for the study of evolutionary problems. In that I think we have succeeded reasonably well. These papers are expanded and in some cases somewhat altered versions of the papers delivered in Washington. This has allowed greater coverage of the topics in question. I suggested a format of a general overview of a topic emphasizing the author's own research con tributions. In general the papers follow this outline although emphases vary. Two of the authors, Dr. Rainey and Dr. Lumme, were unable to attend the Symposium. Dr. Rainey's paper was read by Mr. Frank Walsh, but Dr.

The Art of Migration

The Art of Migration PDF Author: Peggy Macnamara
Publisher: University of Chicago Press
ISBN: 022604629X
Category : Art
Languages : en
Pages : 224

Book Description
Tiny ruby-throated hummingbirds weighing less than a nickel fly from the upper Midwest to Costa Rica every fall, crossing the six-hundred-mile Gulf of Mexico without a single stop. One of the many creatures that commute on the Mississippi Flyway as part of an annual migration, they pass along Chicago’s lakefront and through midwestern backyards on a path used by their species for millennia. This magnificent migrational dance takes place every year in Chicagoland, yet it is often missed by the region’s two-legged residents. The Art of Migration uncovers these extraordinary patterns that play out over the seasons. Readers are introduced to over two hundred of the birds and insects that traverse regions from the edge of Lake Superior to Lake Michigan and to the rivers that flow into the Mississippi. As the only artist in residence at the Field Museum, Peggy Macnamara has a unique vantage point for studying these patterns and capturing their distinctive traits. Her magnificent watercolor illustrations capture flocks, movement, and species-specific details. The illustrations are accompanied by text from museum staff and include details such as natural histories, notable features for identification, behavior, and how species have adapted to environmental changes. The book follows a gentle seasonal sequence and includes chapters on studying migration, artist’s notes on illustrating wildlife, and tips on the best ways to watch for birds and insects in the Chicago area. A perfect balance of science and art, The Art of Migration will prompt us to marvel anew at the remarkable spectacle going on around us.

Biotic Borders

Biotic Borders PDF Author: Jeannie N. Shinozuka
Publisher: University of Chicago Press
ISBN: 0226817334
Category : History
Languages : en
Pages : 313

Book Description
"This timely book reveals how the increase in traffic of transpacific plants, insects, and peoples raised fears of a "biological yellow peril" beginning in the late nineteenth century, when mass quantities of nursery stock and other agricultural products were shipped from large, corporate nurseries in Japan to meet the growing demand for exotics in the United States. Jeannie Shinozuka marshals extensive research to explain how the categories of "native" and "invasive" defined groups as bio-invasions that must be regulated-or somehow annihilated-during a period of American empire-building. Shinozuka shows how the modern fixation on foreign species provided a linguistic and conceptual arsenal for anti-immigration movements that gained ground in the early twentieth century. Xenophobia fed concerns about biodiversity, and in turn facilitated the implementation of plant quarantine measures while also valuing, and devaluing, certain species over others. The emergence and rise of economic entomology and plant pathology alongside public health and anti-immigration movements was not merely coincidental. Ultimately, what this book unearths is that the inhumane and unjust incarceration of Japanese Americans during World War II cannot, and should not, be disentangled from this longer history"--

Insect Migration

Insect Migration PDF Author: Liz Oram
Publisher: Steck-Vaughn
ISBN: 9780811429269
Category : Juvenile Nonfiction
Languages : en
Pages : 48

Book Description
Discusses how insects such as wasps, army ants, locusts, and various butterflies and moths migrate and the purpose of these voyages.

Monarch Butterflies: A Generational Journey

Monarch Butterflies: A Generational Journey PDF Author: Rebecca Hirsch
Publisher: Weigl Publishers
ISBN: 1489645225
Category : Juvenile Nonfiction
Languages : en
Pages : 32

Book Description
When the seasons change, many animals migrate to new homes. Readers will learn about these fascinating creatures in Nature’s Great Journeys. This series explores the physical features, behaviors, and histories of migratory animals with easy-to-read text and vivid images. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks multimedia content. This book comes alive with video, audio, weblinks, slide shows, activities, quizzes, and much more.

Insect Migration

Insect Migration PDF Author: V. Alistair Drake
Publisher: Cambridge University Press
ISBN: 0521440009
Category : Science
Languages : en
Pages : 504

Book Description
A comprehensive account of insect migration in its ecological and evolutionary context.

Insect Migration

Insect Migration PDF Author: Shannon Anderson
Publisher: North Star Editions, Inc.
ISBN: 1637397763
Category : Juvenile Nonfiction
Languages : en
Pages : 35

Book Description
This book offers young readers an exciting look at insect migration, focusing on the reasons these insects make their journeys and the places they travel to. The book also includes an "Animal Spotlight" special feature, fun facts, a table of contents, quiz questions, a glossary, additional resources, and an index.

Insect Migration (Collins New Naturalist Library, Book 36)

Insect Migration (Collins New Naturalist Library, Book 36) PDF Author: C. B. Williams
Publisher: HarperCollins UK
ISBN: 0007406320
Category : Nature
Languages : en
Pages : 326

Book Description
Highlighting the significance of the widespread distribution of the migratory habit throughout the insect world. This edition is exclusive to newnaturalists.com

Biophysics of Insect Flight

Biophysics of Insect Flight PDF Author: N. Chari
Publisher: Springer Nature
ISBN: 9811651841
Category : Science
Languages : en
Pages : 215

Book Description
This book basically involves the study of flight parameters, wing beat frequency, moment of inertia, and wing movements for developing various aerodynamic forces which have been calculated. The book is intended for biologists, physicists, nanotechnologists, and aerospace engineers. Resilin, an elastic polymer (4 λ) which is present at the base of insect, plays a major role in Neurogenic and Myogenic insect flyers and influences the physiology of flight muscles. Leading edge vortex (LEV) is a special feature of insect flight. Insect wings have stalling angle above 60 degrees as compared to a man-made aeroplane stalling angle which is 16 degree. Reynolds number, the knowledge of LEV, and detailed study of moment of inertia help in developing flapping flexible wings for micro-aerial-vehicles. This book serves as an interface between biologists and engineers interested to develop biomimicking micro-aerial-vehicles. The contents of this book is useful to researchers and professionals alike.