It is intended to demystify ecological models and the mathematics behind them by deriving the models from first principles. The Primer explains in detail basic concepts of exponential and logistic population growth, age-structured demography, metapopulation dynamics, competition, predation, island biogeography, and, in a chapter new to this edition, succession. The book may be used as a self-teaching tutorial by students, as a primary textbook, or as a supplemental text to a general ecology textbook.

    He leads us into a celestial panorama that extends for 130 billion trillion kilometres in every direction and allows us to explore nearly 200 of the astronomical views.

    Leopold, expert in horticulture, botany, forestry, and ecology No other single volume on native plants has such comprehensive horticultural coverage as Native Plants of the Northeast: A Guide for Gardening and Conservation. Nearly seven hundred species of native trees, shrubs, vines, ferns, grasses, and wildflowers from the northeastern quarter of the United States and all of eastern Canada are included. Each plant description includes information about cultivation and propagation, ranges, and hardiness. An appendix recommends particular plants for difficult situations, as well as attracting butterflies, hummingbirds, and other wildlife.

    In this essential guide, Bruce Rogers, "The Orchid Whisperer," shares his expert tips from more than three decades of breeding and growing orchids. The book demystifies the growing process and features more than 100 lush color photographs of breathtaking plants. Best of all, it reveals professional secrets not found anywhere else for blooming, repotting, spotting hazards and pests, grooming, decorating, and much more. Perfect for beginners as well as orchid experts looking for new tricks, The Orchid Whisperer provides everything readers need to know to keep healthy orchids that will flower again and again!

    Seeing Trees celebrates seldom seen but easily observable tree traits and invites you to watch trees with the same care and sensitivity that birdwatchers watch birds. Many people, for example, are surprised to learn that oaks and maples have flowers, much less flowers that are astonishingly beautiful when viewed up close. Focusing on widely grown trees, this captivating book describes the rewards of careful and regular tree viewing, outlines strategies for improving your observations, and describes some of the most visually interesting tree structures, including leaves, flowers, buds, leaf scars, twigs, and bark. In-depth profiles of ten familiar species—including such beloved trees as white oak, southern magnolia, white pine, and tulip poplar—show you how to recognize and understand many of their most compelling (but usually overlooked) physical features.

    Instructing runners in Finland, Mexico, Venezuela, Denmark, Japan, the USA and New Zealand, Lydiard has continued to refine his methods, and this manual contains information on exercise physiology, diet, injury prevention and cure, discussion of Lydiard's methods and revised training schedules.

    You’ll love pampering your skin at home and learning the secrets behind the “no-makeup makeup” look we’ve seen and admired on women in the streets of Seoul.With the knowledge of an expert and voice of a trusted friend, Charlotte’s personal tour through Korean beauty culture will help you find joy in the everyday beauty routines that will transform your skin.

    Tallamy’s first book, Bringing Nature Home, sparked a national conversation about the link between healthy local ecosystems and human well-being. In Nature's Best Hope, he takes the next step and outlines his vision for a grassroots, home-grown approach to conservation. Nature's Best Hope advocates for homeowners everywhere to turn their yards into conservation corridors that provide wildlife habitats. This home-based approach doesn’t rely on the federal government and protects the environment from the whims of politics. It is also easy to do, and readers will walk away with specific suggestions they can incorporate into their own yards. Nature's Best Hope is nature writing at its best—rooted in history, progressive in its advocacy, and above all, actionable and hopeful. By proposing practical measures that ordinary people can easily do, Tallamy gives us reason to believe that the planet can be preserved for future generations.

    This book provides a beautiful overview of the diversity that succulents have to offer, presenting a wide variety of popular plants to help you create striking, aesthetically pleasing compositions.This succulent guide includes information about: What each variety needs and where it thrivesPlant characteristics, with ratings on ease of growth and maintenance requirementsIdeas for group plantings and illustrated tips on indoor plantingStriking identification photos, rich in color and contrastThis succulent encyclopedia is a useful resource for everyone--from cacti beginners looking to decorate their living space to serious gardeners hoping to expand their succulent plantings.

    This is a wonderful collection of all things that make being young, or young at heart, fun. Audio includes: Questions About the World, How to Play Stickball, The Rules of Soccer, Fishing, Famous Battles, Extraordinary Stories, Girls, First Aid, The Seven Wonders of the Ancient World, Seven Modern Wonders of the World The perfect book for every boy from eight to eighty.

    This fascinating book showcases hundreds of eye-catching tattoos that pay tribute to various scientific disciplines, from evolutionary biology and neuroscience to mathematics and astrophysics, and reveals the stories of the individuals who chose to inscribe their obsessions in their skin. Best of all, each tattoo provides a leaping-off point for bestselling essayist and lecturer Zimmer to reflect on the science in question, whether it's the importance of an image of Darwin's finches or the significance of the uranium atom inked into the chest of a young radiologist.

    How to find, identify, measure, and interpret the clues mammals leave behind--explained and illustrated like never before. Includes essays that contextualize tracking as a developing science continually garnering more interest and participation; included also are instructive anecdotes from the author's work as a tracker and wildlife expert. An invaluable resource for beginning or professional trackers and wildlife enthusiasts in all North American locations.

    Packed with advice on over 8,000 plants with all you need to know on cultivation, pests, diseases and choosing the right plant for the right place. Now features a new section on choosing the best plants for year-round colour in your garden.

    Chapters on the structure and ecology of tree bark, descriptions of bark appearance, an easy-to-use identification key, and supplemental information on non-bark characteristics—all enhanced by over 450 photographs, illustrations, and maps—will show you how to distinguish the textures, shapes, and colors of bark to recognize various tree species, and also understand why these traits evolved. Whether you’re a professional naturalist or a parent leading a family hike, Bark: A Field Guide to Trees of the Northeast is your essential guide to the region’s 67 native and naturalized tree species.

    Get right to the point with practical advice from potting to propagating. Unearth the secrets of different cacti and succulents, with profiles on more than 50 popular varieties—from the cute, flowering pincushion cactus to the wacky prickly pear, discover what makes your plant unique and how it might behave when treated with a little bit of love. Find out where to put it, when to water it, what to feed it, what to look out for, and how to encourage its distinctive traits, from flower stalks to fast growth. Find inspiration for creating a showstopping cactus display.Whether you're seeking a stylish houseplant for your apartment but struggling to keep more temperamental plants alive, or you're a green-fingered cactus enthusiast determined to get your precious plant to grow and flower this year, Happy Cactus is here to answer all your questions.