作者: nerve-sparing 時(shí)間: 2025-3-21 23:12 作者: 陰郁 時(shí)間: 2025-3-22 00:34 作者: Anguish 時(shí)間: 2025-3-22 05:16
Biodiversity: Concept, Measurement, and Challenge,t, studies of species’ natural history and habitat requirements received priority. Resource management disciplines began to influence environmental law in the 1960s and 1970s, and the legislation drafted in this period reflected a similar emphasis. The US Endangered Species Act (Chapter 3), with its作者: 灌溉 時(shí)間: 2025-3-22 11:08 作者: Recess 時(shí)間: 2025-3-22 14:26
,Genetic Diversity – Understanding Conservation at Genetic Levels,is to prevent the ., a fixation that can contribute to reduced fitness and accumulation of harmful mutations (Lynch 1996). Preserving high levels of heritable variation helps to retain a population’s current reproductive fitness and maintain its evolutionary potential, its capacity to adapt to envir作者: Recess 時(shí)間: 2025-3-22 19:11
,Genetic Management – Managing Genetic Diversity for Conservation Goals, endangered and otherwise, and the use of the data they provide to solve the problems of maintaining genetic diversity in captivity and in the wild. We begin with an examination of the procedures and techniques that have given genetic analysis its current technological power in conservation studies.作者: 懶洋洋 時(shí)間: 2025-3-22 21:18
Population Management and Restoration,t genetic variation to be able to respond to continuing environmental variation. We also have noted that such “rules” were too general to be of value to specific populations. In many cases, much larger numbers may be required. Of greater importance is the fact that such an estimate of MVP reflects o作者: 神秘 時(shí)間: 2025-3-23 05:19 作者: 散步 時(shí)間: 2025-3-23 06:38 作者: cavity 時(shí)間: 2025-3-23 10:49
On Becoming a Conservation Biologist: The Things Textbooks Never Tell You,e conservationists. Conservation as a career merits attention alongside conservation biology as an academic pursuit..What follows is an unconventional chapter on the problem of moving from knowledge . conservation biology to effective involvement . conservation biology. For those who are now conside作者: 是他笨 時(shí)間: 2025-3-23 15:02 作者: Lice692 時(shí)間: 2025-3-23 20:12 作者: 弓箭 時(shí)間: 2025-3-23 23:21 作者: lobster 時(shí)間: 2025-3-24 06:09 作者: notion 時(shí)間: 2025-3-24 08:34
https://doi.org/10.1007/978-1-4614-6467-9plied. But another threat now casts an ominous shadow over all other dangers, and, if unaddressed, has the potential to overwhelm any local or regional actions, however well designed or intended, toward conservation goals. That threat is global climate change..The idea that climate limits species’ d作者: 使絕緣 時(shí)間: 2025-3-24 10:45 作者: 興奮過度 時(shí)間: 2025-3-24 17:00 作者: 滲入 時(shí)間: 2025-3-24 19:17
Modern Theories of Dreams and Dreamingt genetic variation to be able to respond to continuing environmental variation. We also have noted that such “rules” were too general to be of value to specific populations. In many cases, much larger numbers may be required. Of greater importance is the fact that such an estimate of MVP reflects o作者: MAIZE 時(shí)間: 2025-3-25 03:00 作者: 淺灘 時(shí)間: 2025-3-25 05:35 作者: Bouquet 時(shí)間: 2025-3-25 11:20
Melting and Casting of Uranium,e conservationists. Conservation as a career merits attention alongside conservation biology as an academic pursuit..What follows is an unconventional chapter on the problem of moving from knowledge . conservation biology to effective involvement . conservation biology. For those who are now conside作者: 制定 時(shí)間: 2025-3-25 14:34 作者: 沉思的魚 時(shí)間: 2025-3-25 18:58
Textbook 20082nd editionagement, and its direct explanation and invitation to students on how to enter the work of conservation as a professional and personal vocation...Aimed primarily at undergraduates studying courses in conservation and conservation biology, this book will also be useful to practicing conservationists 作者: ATP861 時(shí)間: 2025-3-25 21:30 作者: MOAN 時(shí)間: 2025-3-26 01:17 作者: Perennial長(zhǎng)期的 時(shí)間: 2025-3-26 06:54
Understanding Statistics Using Rreceived legal, political, and cultural incentives and reinforcements. Indeed, some have gone so far as to call conservation biology a “regulatory science” that “seeks to develop scientific standards that can be applied to regulatory criteria and then to develop management strategies to meet those s作者: 束縛 時(shí)間: 2025-3-26 11:39 作者: 干涉 時(shí)間: 2025-3-26 13:51 作者: bleach 時(shí)間: 2025-3-26 20:49 作者: Digitalis 時(shí)間: 2025-3-27 00:19
https://doi.org/10.1007/978-1-4614-6467-9onservation genetics and its potential role in the conservation of biodiversity. Understanding such historical, conceptual, and mathematical underpinnings of genetic structures is vital to understanding what genetic analyses can do to solve conservation problems, and how the data associated with suc作者: Vsd168 時(shí)間: 2025-3-27 03:06 作者: 違法事實(shí) 時(shí)間: 2025-3-27 08:30
Modern Theories of Dreams and Dreaminglyses they might be able to perform, and how they might be applied to real populations. In this chapter, we continue our investigation of population conservation by examining specific case histories of conservation management in small populations, as well as examining the management of populations o作者: 填料 時(shí)間: 2025-3-27 09:35
https://doi.org/10.1007/978-1-4614-6467-9nd abiotic features required by a species for survival and reproduction (Pearson 2002). That is, habitats are arrangements of resources that meet the needs of individual species. Although we often “name” habitats according to the dominant vegetation present in them (for example, “sagebrush habitat,”作者: Control-Group 時(shí)間: 2025-3-27 15:07
https://doi.org/10.1007/978-1-4614-6753-3nts and the creatures that inhabit them. Yet 71% of the globe is covered by oceans, not land. Freshwater and marine environments may hold the majority of all earth’s species, but because they are foreign and threatening to us as humans, and more difficult to investigate, they are not as well studied作者: 不法行為 時(shí)間: 2025-3-27 19:54 作者: 值得 時(shí)間: 2025-3-27 23:59 作者: 違抗 時(shí)間: 2025-3-28 03:39 作者: 攝取 時(shí)間: 2025-3-28 09:35
https://doi.org/10.1007/978-1-4020-6891-1Applied ecology; Biodiversity; Conservation; Conservation biology; Environmental management; ecology; ecos作者: 壕溝 時(shí)間: 2025-3-28 13:07 作者: 思考 時(shí)間: 2025-3-28 16:09
The Functions of REMS and Dreaminge time.” As noted in Chapter 4, the species concept, upon which this definition depends, has been subjected to new interpretations, particularly as genetic techniques provide increasing precision on measurements of genetic similarities and differences of organisms.作者: 小樣他閑聊 時(shí)間: 2025-3-28 22:24
Fred DykeA skillfully written, readable style that permits students to re-create the intellectual process of connecting empirical studies with conceptual theories and models to reaching conclusions and insight作者: Tracheotomy 時(shí)間: 2025-3-29 01:55 作者: 震驚 時(shí)間: 2025-3-29 04:31
The Conservation of Populations: Concept, Theory, and Analysis,e time.” As noted in Chapter 4, the species concept, upon which this definition depends, has been subjected to new interpretations, particularly as genetic techniques provide increasing precision on measurements of genetic similarities and differences of organisms.作者: 有發(fā)明天才 時(shí)間: 2025-3-29 09:47 作者: hemophilia 時(shí)間: 2025-3-29 11:33
tual theories and models to reaching conclusions and insight.Fred Van Dyke’s new textbook, .Conservation Biology: Foundations, Concepts, Applications, 2.nd. Edition. represents a major new text for anyone interested in conservation.?Drawing on his experience as a conservation biologist, college teac作者: 思想流動(dòng) 時(shí)間: 2025-3-29 15:48
Advanced Impulse Radio Techniques, without any intervening period of coherence” (Bean 1997). Less cynically but not more optimistically, Berry et al. (1998) noted that, “No single operational definition of ecosystem management exists, although its basic principles are understood.”作者: Evocative 時(shí)間: 2025-3-29 21:57 作者: Protein 時(shí)間: 2025-3-30 02:12
https://doi.org/10.1007/978-1-4614-6467-9e same kind of habitat (Pearson 2002) or as .. Patches often exist in networks in which a . (structural definition) and . (functional definition) (Opdam 2002:318). If this is what we mean by “habitat,” what do we mean by “l(fā)andscape?”作者: 做作 時(shí)間: 2025-3-30 07:22 作者: abysmal 時(shí)間: 2025-3-30 11:48
The History and Distinctions of Conservation Biology,dedication to it, has not been considered a “normal” way of thinking. This is not just the case in ordinary society, but even in the scientific community. Nevertheless, this “different” approach to the natural world, and to science, was given voice and direction at a remarkable meeting in 1978. In t作者: 執(zhí) 時(shí)間: 2025-3-30 12:33
Values and Ethics in Conservation,to acacia trees in Tanzania’s Manyara National Park (Douglas-Hamilton and Douglas- Hamilton 1975). The elephants were destroying the acacias in the park, and the Douglas-Hamilton’s job was to decide what course of action should be taken: reduce the size of the population by having some of the elepha作者: 進(jìn)步 時(shí)間: 2025-3-30 17:02 作者: 葡萄糖 時(shí)間: 2025-3-30 21:58
Biodiversity: Concept, Measurement, and Challenge,iology’s emergence as a distinct discipline was the recognition among biologists of the accelerating and global loss of species – the “extinction crisis” (Soulé 1986). This shift in focus from the problem of “endangered species” to the problem of “l(fā)oss of biodiversity” might sound like an exercise i作者: 難聽的聲音 時(shí)間: 2025-3-31 02:46
Biodiversity Conservation and Climate Change,, Canada, and only one dimension of its national conservation effort, national parks. But although his words are directed to the conditions of one country and one conservation strategy, Scott could just as easily have been speaking of every conservation strategy in the whole world. The most importan
