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Showing results for "helen e roy"

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Showing 1 - 4 of 4 Results

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2023

EN

Biological invasions - the introduction, establishment and spread of invasive alien species - are complex global phenomena that can cause significant environmental, ecological, and economic harm. Along with the direct effects of an invasive host organism, there is the additional threat of co-introduced pathogenic and parasitic species. Co-introduced parasites can affect the success of the invasive organism but can also go on to infect hosts in the new range, resulting in novel ecological i...

PriceS$ 117.82 SGD

2013

EN

This revised and updated edition of Ladybirds provides a succinct but comprehensive and accessible overview of the biology of ladybirds and their parasites, focusing on ecology in an evolutionary context. It provides the latest information, coverage of recent additions to the British list including the harlequin ladybird, and makes suggestions for further research, both short and long term, highlighting gaps in knowledge and showing readers how to get involved with recording and studying l...

PriceS$ 18.19 SGD

2018

EN

Invasive alien plants and animals are known for their disruption of ecosystems and threat to biodiversity. This book highlights their major impact on human health. This includes not only direct effects through contact with the species via bites, wounds and disease, but also indirect effects caused by changes induced in ecosystems by invasive species, such as more water hyacinth increasing mosquito levels and thereby the potential for malaria. Covering a wide range of case studies from diff...

PriceS$ 68.55 SGD

2013

EN

This revised and updated edition of Ladybirds provides a succinct but comprehensive and accessible overview of the biology of ladybirds and their parasites, focusing on ecology in an evolutionary context. It provides the latest information, coverage of recent additions to the British list including the harlequin ladybird, and makes suggestions for further research, both short and long term, highlighting gaps in knowledge and showing readers how to get involved with recording and studying l...

PriceS$ 42.28 SGD

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Masters of the Planet

The Search for Our Human Origins

2012

EN

50,000 years ago – merely a blip in evolutionary time – our Homo sapiens ancestors were competing for existence with several other human species, just as their own precursors had been doing for millions of years. Yet something about our species separated it from the pack, and led to its survival while the rest became extinct. So just what was it that allowed Homo sapiens to become Masters of the Planet? Curator Emeritus at the American Museum of Natural History, Ian Tatte...

PriceS$ 18.52 SGD

The Tyrannosaur Chronicles

The Biology of the Tyrant Dinosaurs


2016

EN

'Gripping and wonderfully informative' Tom Holland, New StatesmanAdored by children and adults alike, Tyrannosaurus is the most famous dinosaur in the world, one that pops up again and again in pop culture, often battling other beasts such as King Kong, Triceratops or velociraptors in Jurassic Park. But despite the hype, Tyrannosaurus and the other tyrannosaurs are fascinating animals in their own right, and are among the best-st...

PriceS$ 17.87 SGD

2011

EN

Pollination and Floral Ecology is the most comprehensive single-volume reference to all aspects of pollination biology--and the first fully up-to-date resource of its kind to appear in decades. This beautifully illustrated book describes how flowers use colors, shapes, and scents to advertise themselves; how they offer pollen and nectar as rewards; and how they share complex interactions with beetles, birds, bats, bees, and other creatures. The ecology of these interactions is cov...

PriceS$ 146.27 SGD

2012

EN

Accessible

This is a brand new, fully updated edition of the natural history classic first published in the New Naturalist series in 1973 as The Pollination of Flowers. This edition is exclusive to newnaturalists.comThis is a brand new, fully updated edition of the natural history classic first published in the New Naturalist series in 1973 as The Pollination of Flowers.The importance of insects in pollinating flowers is today so well known it's easy to forget that it was discovered l...

PriceS$ 69.75 SGD

Teaming with Fungi

The Organic Grower's Guide to Mycorrhizae

2017

EN

“Accomplishes what few other books have—helping growers use mycorrhizae to improve the immune systems of plants. This natural union between plants and fungi is the foundation of our food web.” —Paul Stamets, author of Mycelium Running: How Mushrooms Can Help Save the WorldTeaming with Fungi is an important guide to mycorrhizae and the role they play in agriculture, horticulture, and hydroponics. Almost every plant in a garden forms a relationship ...

PriceS$ 14.60 SGD

2014

EN

Essential reading for all studying horticulture and keen gardeners. This clear introduction to the principles underlying the practical applications of horticulture opens up the excitement of growing plants and garden development without readers wading through complex information. Written by a team of highly motivated and experienced horticultural tutors, the text supports the newly restructured RHS Level 2 qualifications with related Level 3 topics in boxes and signposting to Level 4 topic...

PriceS$ 72.47 SGD

Ornamental Fish Farming

Operating Styles, Strategies and Facilities

2013

EN

This is one of ten eBooks on the commercial production of ornamental fish. It is based predominantly on the author's 30 years of experience, mostly on his own farms. While a few of the eBooks are purely commercial, others, particularly those on breeding, will also be helpful to hobbyists, understandable even by beginners. The following description is provided as a guide. This section gives different options in facility design, and production methods and strategies for different circumstanc...

PriceS$ 8.00 SGDor Free with Kobo Plus

2013

EN

Accessible

The soil is one of the great unsung disappearing resources, with over 100m tonnes being destroyed every year. This edition is exclusive to newnaturalists.comThe soil is the work place of farmers and gardeners, but it is also a fascinating environment inhabited by insects that can leap into the air to a record height, multilegged scavengers that are vital to the decomposition of plant matter and the long, thin, entwining strands of thousands of species of fungi.Although soil...

PriceS$ 71.17 SGD