Posts in category: Zoology

Download Pearls. Natural, Cultured and Imitation by Alexander E. Farn PDF

April 4, 2017 | Zoology | By admin | 0 Comments

By Alexander E. Farn

Pearl: common, Cultured and Imitation discusses a few facets, contrast, and authenticity of pearl. This booklet is split into 10 chapters that hide the beginning, anatomy, assets, and costs of this valuable gem.
The first 5 chapters are dedicated to common pearls, their distinctive beneficial properties, foundation, historical past, constitution, anatomy, and resource. the following chapters conceal cultivation and trying out of cultured pearls, in addition to their industry price. A bankruptcy specializes in the homes of assorted imitation pearls. The concluding chapters care for the pricing of pearls, based on an intricate process utilizing a base cost often called the “unit base price”. those chapters additionally think of different pearl makes use of except necklaces, similar to borders to brooches and festoons.
This e-book may be of serious price to pearl investors, brands, and clients.

Show description

READ MORE

Download A guide to the common sea fishes of southern Africa by Rudy Van der Elst PDF

April 4, 2017 | Zoology | By admin | 0 Comments

By Rudy Van der Elst

Книга характеризует более чем three hundred видов рыб, которых можно наиболее часто увидеть либо поймать в прибрежных районах Южной Африки. Каждый раздел, посвященный определенному виду, включает детальное описание, полноцветную фотографию, заметки по образу жизни, включая многие малоизвестные и интересные аспекты поведения, карты локального распространения и встречаемости в мире, наиболее современные ограничения в отношения ловли. Книга будет полезна всем, кто интересуется рыбами и рыбалкой.
Доп. информация: Файл является рипом с сайта Google Books. Этим определяется отсутствие некоторых страниц (до 20% от общего числа) и невысокое разрешение сканирования (около a hundred dpi).

Образцы страниц


Мои раздачи биологических определителей, справочников, учебных пособий и монографийБудьте добры, нажмите на кнопку Сказать "Спасибо"!

Show description

READ MORE

Download Essentials of Ecology by Michael Begon, Robert W. Howarth, Colin R. Townsend PDF

April 4, 2017 | Zoology | By admin | 0 Comments

By Michael Begon, Robert W. Howarth, Colin R. Townsend

This textbook provides introductory ecology in an obtainable, cutting-edge layout designed to domesticate the amateur student's realizing of, and fascination with, the wildlife. In a concise, attractive kind, this article outlines the fundamental rules of ecology from the theoretical basics to their sensible functions. complete colour paintings, easy pedagogical gains, and quite a lot of carefully-chosen examples make this ebook an excellent creation to ecology for college kids in any respect levels.The 3rd version of this winning textual content is way greater than an easy replace, reflecting the vibrancy of the sphere. With countless numbers of recent examples, it includes for the 1st time a separate bankruptcy on evolutionary ecology, with all different chapters, in particular these on utilized features, having been widely revised and re-written. the hot version additionally gains new paintings and an better layout, making this publication as beautiful because it is up to date and relevant.Outstanding gains of the 3rd version of necessities of Ecology include:Dedicated site - to be had at www.blackwellpublishing.com/townsend, that includes research assets and internet learn questionsKey suggestions - summarized at the start of every chapterHistory containers outlining key landmarks within the improvement of ecologyQuantitative containers - permitting mathematical points of ecology to be defined truly with out interrupting the circulation of the textTopical ECOncerns bins - highlighting moral, social and political questions in ecologyReview questions - incorporated on the finish of every bankruptcy

Show description

READ MORE

Download The Exultant Ark A Pictorial Tour of Animal Pleasure by Jonathan Peter Balcombe PDF

April 4, 2017 | Zoology | By admin | 0 Comments

By Jonathan Peter Balcombe

Nature documentaries usually depict animal existence as a grim fight for survival, yet this visually wonderful publication opens our eyes to another, extra scientifically up to date approach of the animal country. in additional than 130 impressive photographs, The Exultant Ark celebrates the total variety of animal event with dramatic pix of animal excitement starting from the charismatic and primary to the vague and peculiar. those images, home windows onto the internal lives of enjoyment seekers, express polar bears engaged in a bout of wrestling, hoary marmots taking time for a pleasant chase, eastern macaques having fun with a soak in a sizzling spring, a tender bull elk protruding his tongue to capture snowflakes, and plenty of different profitable moments. Biologist and best-selling writer Jonathan Balcombe is our consultant, studying the photographs in the clinical context of what's recognized approximately animal habit. after all, previous attitudes fall away as we achieve a heightened experience of animal individuality and of the pleasures that make existence worthy dwelling for all sentient beings.

Show description

READ MORE

Download Dragonfly genera of the New World: an illustrated and by R.W. Garrison, N. von Ellenrieder, J.A. Louton PDF

April 4, 2017 | Zoology | By admin | 0 Comments

By R.W. Garrison, N. von Ellenrieder, J.A. Louton

Книга представляет собой прекрасно иллюстрированное и детальное руководство по систематике и экологии стрекоз Северной, Центральной и Южной Америки. Хотя стрекозы и являются одной из самых изученных групп насекомых, до настоящего момента не существовало пособия, позволяющего определять их роды или даже группы родов в Новом Свете. Книга представляет собой иллюстрированный и современный определитель для всех родов стрекоз с описанием каждого рода, снабжена картами распространения и 1595 диагностическими иллюстрациями, включая образцы жилкования крыльев и характеристики гениталий.
Доп. информация: Файл является рипом с сайта Google Books. Этим определяется отсутствие некоторых страниц (до 20% от общего числа) и низкое разрешение сканирования (72 dpi).
Образец страницы
Мои раздачи биологических определителей, справочников, учебных пособий и монографийБудьте добры, нажмите на кнопку Сказать "Спасибо"!

Show description

READ MORE

Download Animals, Ethics and Trade: The Challenge of Animal Sentience by Jacky Turner (Editor), Joyce D'Silva (Editor) PDF

April 4, 2017 | Zoology | By admin | 0 Comments

By Jacky Turner (Editor), Joyce D'Silva (Editor)

* The complexities of animal habit printed within the previous couple of a long time are stunning, yet what are the consequences? * Do animals adventure the area similarly to people, and have they got an analogous ability for pain and delight? in the event that they do, does it subject? * should still we brain that farmed animals may be restrained all their lives and are sacrificed for human intake? * people have lengthy used animals for social and financial reasons, yet should still we, and will we come up with the money for to, give it some thought and make alterations? * using animals for meat, for disguise, for his or her exertions and in laboratories has been justified with the belief that in contrast to people, animals aren’t absolutely sentient beings. * This e-book demanding situations that assumption with groundbreaking new examine that brings into query every little thing we’ve ever thought of the methods animals adventure the area. * Over twenty contributions from internationally-renowned specialists on animal habit and agriculture, together with enormous names resembling Jane Goodall, Tim Lang, and Vandana ShivaIn this e-book, the world over revered members are introduced jointly for the 1st time to discuss and try and resolution those questions. the 1st sections speak about medical and moral views at the recognition, feelings, and psychological talents of animals. Later sections handle how human actions equivalent to technology, legislations, farming, nutrition creation, alternate, improvement, and schooling recognize or forget about animals’ sentience and welfare, and overview the choices for adjustments in our considering, guidelines, and practices.Published with Compassion in global Farming belief.

Show description

READ MORE
1 2 3 17