Rangeland Ecology & Management
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Displaying 101 - 150 of 183 results
- Library Collection RecordPublished studies relating erosion and productivity have been generally based on information derived from expert opinion on the extent and severity of soil erosion and on limited data on its impact…Publication Date 2003
- soil erosion
- plant production
- management
- southern Africa
- Library Collection RecordRanching is as much a part of the West as its wide-open spaces. The mystique of rugged individualism has sustained this activity well past the frontier era and has influenced how we view—and valueâ…Publication Date 2002
- Arizona
- endangered species
- ranching
- Southwest
- United States
- urbanization
- Library Collection RecordThe tropics cover 8.2 billion hectares or approximately 40% of the world's land area. These regions are characterized by a large portion of the world's rapidly increasing population, high…Publication Date 2002
- carbon dioxide
- carbon dynamics
- carbon sequestration
- Carbon Sink
- greenhouse gases
- climate change
- soils
- socio-economic aspects
- land use
- agriculture
- southern Africa
- Library Collection RecordNo Abstract available.Publication Date 2002
- cattle
- sustainability
- southern Africa
- Library Collection Record
105 Desertification
Desertification is the diminution or destruction of the biological potential of land and can ultimately lead to desert-like conditions. It is an aspect of the widespread deterioration of ecosystems…Publication Date 2002- desertification
- southern Africa
- Library Collection RecordThe chapter discusses the bioclimatic regimes that are generally determined by temporal and spatial averaging of weather patterns. Local weather variations result from these broad geographic-scale…Publication Date 2002
- desertification
- climate
- southern Africa
- Library Collection RecordThis chapter discusses the value and future of natural desert ecosystems. The goods and services provided by ecological systems and the natural capital that produce them are critical to the…Publication Date 2002
- desertification
- ecosystem ecology
- southern Africa
- Library Collection RecordThis chapter describes assessment, which is a one-time process that relies on a statistically valid sampling within a region and monitoring that consists of a series of measurements designed to…Publication Date 2002
- desertification
- monitoring
- southern Africa
- Library Collection RecordEcology and desert ecology have focused on feeding relationships within assemblages of organisms and/or the relationships of plants to the animals that feed on them. Major differences in the…Publication Date 2002
- desertification
- socio-economic aspects
- southern Africa
- Library Collection RecordDecomposition is a process that releases nutrient materials in the structure of plant and animal tissues to the soil solution where the nutrients are once again potentially available to plants.…Publication Date 2002
- ecology
- desertification
- soils
- southern Africa
- Library Collection RecordThe chapter describes different patches that are included in a single landscape unit. Patches differ in size, species composition, and the way they function in a landscape. Patches may be composed of…Publication Date 2002
- vegetation dynamics
- ecology
- southern Africa
- Library Collection RecordBook by Karen Launchbaugh (ed.) concerning Pasture, Rangeland Management, Grazing and other subjectsPublication Date 2001
- pastures
- grassland management
- grazing
- Idaho
- Library Collection RecordEvidence of the intensifying conflict between the economy and the ecosystem of which it is a part can be seen not only in the dust bowl emerging in China, but also in the burning rainforests in…Publication Date 2001
- Africa
- China
- Gulf of Mexico
- Library Collection RecordEvidence of the intensifying conflict between the economy and the ecosystem of which it is a part can be seen not only in the dust bowl emerging in China, but also in the burning rainforests in…Publication Date 2001
- Africa
- China
- Gulf of Mexico
- Library Collection RecordThe purpose of this guide is to describe the various organizations working in invasive plant management, compare existing approaches, and identify opportunities for cooperation and coordination that…Publication Date 2001
- Arizona
- California
- Mexico
- Sonoran Desert
- Library Collection RecordThe purpose of this guide is to describe the various organizations working in invasive plant management, compare existing approaches, and identify opportunities for cooperation and coordination that…Publication Date 2001
- Arizona
- California
- Mexico
- Sonoran Desert
- Library Collection RecordThe New Ranch Handbook: A Guide to Restoring Western Rangelands promises much in title and delivers more in substance. The book addresses the multitude of contemporary issues facing rangeland…Publication Date 2001
- United States
- Library Collection RecordAs a guide to determining historic reference conditions of a landscape, this text makes connections between past and future ecosystems, bringing together leading experts to offer an introduction to…Publication Date 2001
- biotic communities
- conservation
- human ecology
- Library Collection RecordThis chapter discusses the magnitude and dynamics of the soil organic carbon (SOC) and soil inorganic carbon (SIC) pools. The chapter also describes the impact of different land uses and management…Publication Date 2001
- carbon dioxide
- carbon sequestration
- Carbon Sink
- climate change
- soils
- southern Africa
- Library Collection RecordNo abstract available.Publication Date 2001
- climate change
- carbon sequestration
- monitoring
- soils
- degradation
- southern Africa
- Library Collection RecordPeople have inhabited terrestrial ecosystems of the world for thousands of years. Both resource management systems and cosmological belief systems have evolved and continue to develop. In fact, most…Publication Date 2001
- conservation
- biodiversity
- southern Africa
- Library Collection Record
122 Desertification
The phenomenon of desertification involves the loss of biological or economic productivity and biodiversity in arid and semiarid croplands, pastures, rangelands, and subhumid woodlands due mainly to…Publication Date 2001- desertification
- southern Africa
- Library Collection RecordThe geology, climates past and present, and soils of Africa are summarized, as are the effects of fire on the vegetation. The vegetation and animals of each major zone – forest, tropical seasonal…Publication Date 2001
- ecosystem ecology
- biodiversity
- southern Africa
- Library Collection RecordSummary Grasslands are located in areas with precipitation ranging between 150 and 1200 mm yr-1 and temperature between 0 and 25 C (Lieth and Whittaker, 1975). Along a precipitation gradient, in…Publication Date 2001
- grasslands
- rainfall
- ecosystem ecology
- southern Africa
- Library Collection RecordWoody plant encroachment has been widespread in grassland and savanna ecosystems over the past century. This phenomenon jeopardizes grassland biodiversity and threatens the sustainability of pastoral…Publication Date 2001
- grasslands
- soils
- indigenous encroaching species
- southern Africa
- Library Collection RecordSummary The growth of agricultural production worldwide has led to an increasing role of agro-ecosystems within the global carbon cycle. Arable land in the world covers about one-tenth of the 134…Publication Date 2001
- plant production
- carbon dioxide
- animal nutrition
- animal production
- southern Africa
- Library Collection RecordLivestock have played a pivotal and positive role in human development. Yet this has come at a heavy cost to the biological diversity of the world's rangelands and forests. Livestock grazing is…Publication Date 2001
- rangelands
- ecology
- livestock
- southern Africa
- Library Collection RecordSummary The savanna biome is diverse, including formations ranging from almost treeless grasslands to more or less closed-canopy woodlands with considerable variation in plant composition, biomass,…Publication Date 2001
- savanna
- animal production
- plant production
- plant community ecology
- land use
- degradation
- agriculture
- ecology
- southern Africa
- Library Collection Record
129 Grasslands
Vegetation dominated by grasses, which is among the largest ecosystems in the world, has great environmental significance as well as providing feed for livestock and wildlife. Grassland types vary…Publication Date 2001- savannah
- steppe
- grasses
- herbivory
- grazing
- fire
- savanna
- grasslands
- disturbance
- livestock
- southern Africa
- Library Collection RecordSummary In order to obtain a better insight into past vegetational and climatic changes along the Pole-Equator-Pole: Americas (PEP 1) transect, 32 late Quaternary pollen records from savanna and…Publication Date 2001
- southern Africa
- Library Collection RecordWild ungulate foraging activities often negatively impact desirable resources, particularly where animal population densities are high. Â Agricultural crops suffer economic damage and natural…Publication Date 1999
- Library Collection RecordFarmers in northern Honduras are at the forefront of a significant development in hillside agriculture. For more than 20 years, they have been quietly developing an aggressive vining legume called…Publication Date 1998
- Nothern Honduras
- Library Collection RecordFarmers in northern Honduras are at the forefront of a significant development in hillside agriculture. For more than 20 years, they have been quietly developing an aggressive vining legume called…Publication Date 1998
- Nothern Honduras
- Library Collection RecordSavannas are ecosytems with a continuous grass layer and scattered trees or shrubs. These lands occupy nearly a third of the earth’s land surface and are an important resource not only in world…Publication Date 1997
- range management
- Savanna ecology
- savannas
- United States
- Library Collection RecordBook by Wayne Burkhardt concerning Herbivory, Grazing, Rangeland Management, Livestock, Wildlife and other subjectsPublication Date 1996
- herbivory
- grazing
- grassland management
- Idaho
- Library Collection RecordWithin these pages are living portraits of fifteen Native American groups of Arizona and northern Mexico. The Navajos, the Western Apaches, the Hualapais, Yavapais, and Havasupais, the Yaquis, the O…Publication Date 1996
- Altar Valley
- American Indians
- Arizona
- southwest United States
- United States
- Library Collection Record
137 Eyes of Fire
In March of 1996 Warner came face to face with a Mexican Jaguar in the wild. Eyes of Fire details the encounter and includes some of the photographs he was able to take of the jaguar.Publication Date 1996- jaguars
- Altar Valley
- Arizona
- United States
- Library Collection RecordThe mixed grass and shrub vegetation known to scientists as desert grassland is common to the basins and valleys that skirt the mountain ranges throughout southwestern North America, extending from…Publication Date 1995
- desert grasslands
- deserts
- Southwestern United States
- United States
- Library Collection RecordPowerful case studies from the borderlands indicate people’s willingness and ability to move beyond simplistic dichotomies of ‘use’ vs. ‘conservation,’ and toward a working West that…Publication Date 1995
- collaboration
- conservation
- grazing
- management
- ranching
- United States
- Library Collection RecordPowerful case studies from the borderlands indicate people’s willingness and ability to move beyond simplistic dichotomies of ‘use’ vs. ‘conservation,’ and toward a working West that…Publication Date 1995
- collaboration
- conservation
- grazing
- management
- ranching
- United States
- Library Collection RecordOverseas Development Institute/International Institute for Environment and Development/Commonwealth Secretariat, London (1993) xi + 248 pp. ISBN 0-85003-195-8Publication Date 1995
- rangelands
- ecology
- pastoralism
- savanna
- Africa
- Library Collection RecordWith the Midwest under water, America had a chance to see how effectively it had "improved" its rivers. We've straightened and dredged them, revetted and rerouted them, made massive…Publication Date 1994
- Geomorphology
- river channels
- rivers
- sediment transport
- Library Collection RecordEdited by J.C. Noble & R.A. Bradstock pp. viii + 485 CSIRO, Australia, 1989. ISBN 0 643 04985 1Publication Date 1994
- Africa
- Library Collection RecordPresents the results of a survey project that seeks to understand the prehistory of the Trincheras culture in northwest Sonora. The 98 sites recorded range from 2,500 B.C. to historic Tohono O'…Publication Date 1993
- Altar Valley
- archaeology
- Arizona
- United States
- Library Collection RecordThe arrival of Anglo settlers in the 1870s marked the beginning of major vegetation changes in southeastern Arizona, including an increase in woody plants in rangelands, the degradation of riparian…Publication Date 1991
- Arizona
- Environmental Changes
- human impact
- landscape assessment
- United States
- Library Collection RecordSummary not available.Publication Date 1990
- Altar Valley
- archaeology
- Arizona
- Coyote Mountains
- Hohokam
- Native American
- Southern Arizona
- Library Collection RecordA practical and theoretical guide to how communities might work together to realize a new political ecology based on a strong sense of place and public life. Source: Collaborative Conservation:…Publication Date 1990
- environment
- human impacts
- political culture
- United States
- Library Collection RecordSummary not available.Publication Date 1989
- archaeology
- Arizona
- Southwest
- United States
- Library Collection Record
149 Blood Meridian
Based on incidents that took place in the southwestern United States and Mexico around 1850, this novel chronicles the crimes of a band of desperados, with a particular focus on one, "the kid,…Publication Date 1985- Arizona
- United States
- Library Collection RecordPhotographer and western writer Dane Coolidge visited Arivaca and the Altar Valley in 1914 and described ranch life, recorded corridos and stories and photographed roundups and people. Originally…Publication Date 1985
- Altar Valley
- Arizona
- cultural resources
- history
- United States