Rangeland Ecology & Management
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- Library Collection RecordSue Chilton has lived and worked in the Altar Valley for many years, helping to run the Chilton Ranch and Cattle Company, a historic ranching operation with land at both the northern and southern…Publication Date 1999
- Altar Valley
- Arizona
- Pima County
- Southern Arizona
- United States
- Library Collection RecordThis document is the transcript of a presentation given by Thomas Sheridan for one of the Sonoran Desert Conservation Plan Steering Committee's Education Sessions. In this presentation Dr.…Publication Date 1999
- Altar Valley
- Arizona
- conservation
- open space
- ranching
- United States
- urban planning
- urbanization
- Library Collection RecordIn this article, Sayre gives a history of the cattle boom in Southern Arizona, examining its political and environmental impacts.Publication Date 1999
- Altar Valley
- Arizona
- cattle
- environmental impacts
- political ecology
- ranching
- Southern Arizona
- United States
- Library Collection RecordAbstract: I determined density and habitat use of desert mule deer (Odocoileus hemionus crooki) on the Buenos Aires National Wildlife Refuge, a semidesert grassland in southeastern Arizona, in 1996…Publication Date 1999
- Altar Valley
- Arizona
- Buenos Aires National Wildlife Refuge
- grassland
- habitat use
- mule deer
- odocoileus hemionus crooki
- United States
- Library Collection RecordAbstract not availablePublication Date 1999
- Altar Valley
- Arizona
- Buenos Aires National Wildlife Refuge
- Cattle Ranching
- cultural environment
- Environmental Changes
- Ranching Economy
- United States
- wildlife refuges
- Library Collection RecordThis report presents the findings of a study in which 300 nests of 37 species were examined alongside habitat measurements. Conducted on Buenos Aires National Wildlife Refuge in southern Arizona,…Publication Date 1999
- Altar Valley
- Arizona
- Buenos Aires National Wildlife Refuge
- habitat selection
- nest-site selection
- songbirds
- United States
- Library Collection RecordEXECUTIVE SUMMARY This document was initially drafted by County staff and Dr. Bill Shaw from the University of Arizona in order to facilitate discussion about which species might be considered for…Publication Date 1999
- Altar Valley
- Arizona
- conservation
- endangered species
- management
- United States
- Library Collection RecordAbstract: Masked bobwhites used sites with more structural diversity than what was available on the Buenos Aires National Wildlife Refuge during 1994-96. Selected habitat variables that adequately…Publication Date 1998
- Altar Valley
- Arizona
- desert grasslands
- Gambel's quail
- masked bobwhite quail
- range management
- scaled quail
- United States
- Library Collection RecordABSTRACT Dendroecological, documentary, and ethnoecological evidence were combined to provide an integrated understanding of past natural and cultural fires in the Southwest Borderlands. Fire…Publication Date 1998
- Altar Valley
- Apache
- Arizona
- borderland
- dendrochronology
- dessert grassland
- fire history
- United States
- Library Collection RecordAbstract We determined which vegetal features influenced the distribution and abundance of grassland birds at the Buenos Aires National Wildlife Refuge, Arizona. The density and distribution of…Publication Date 1998
- Altar Valley
- arid grassland
- Arizona
- grassland birds
- mesquite
- United States
- woody invasion
- Library Collection RecordAbstract: This document embraces two components. First, a Conservation Assessment describes the current status of the jaguar in the United States, and identifies and assesses risks to the jaguar in…Publication Date 1997
- jaguars
- Arizona
- wildlife conservation
- risk assessment
- Library Collection RecordThis document outlines the BLM's standards and guidelines for measuring rangeland health in Arizona.Publication Date 1997
- Arizona
- range condition
- Standard Techniques
- United States
- Utilization Standards
- Library Collection RecordAbstract: I predicted the likely effects of fire on the abundance of grassland birds by determining which vegetal features influenced the distribution and abundance of grassland birds at the Buenos…Publication Date 1997
- Altar Valley
- Arizona
- fire regime
- grassland birds
- mesquite
- United States
- Library Collection RecordSummary: The Fish and Wildlife Service (Service) determines endangered status for the cactus ferruginous pygmy-owl (Glaucidium brasilianum cactorum) in Arizona, pursuant to the Endangered Species …Publication Date 1997
- Altar Valley
- Arizona
- Cactus Ferruginous Pygmy Owl
- Endangered Species Act
- United States
- 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 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 RecordThis document describes a 3 tiered survey method for detecting Pima Pineapple Cactus.Publication Date 1996
- Altar Valley
- Arizona
- Coryphantha scheeri
- Pima Pineapple Cactus
- United States
- Library Collection RecordAbstract: Pima pineapple cactus (Coryphantha scheeri var. robustispina) (PPC) is listed as endangered by the US Fish and Wildlife Service. This taxon occurs south of Tucson, Arizona and Sonora,…Publication Date 1996
- Altar Valley
- Arizona
- Coryphantha scheeri
- Pima Pineapple Cactus
- United States
- Library Collection RecordAbstract This conference was designed to provide a non-confrontational setting for a variety of people from differing viewpoints to discuss the threats facing arid grasslands of the Southwest.…Publication Date 1996
- arid grasslands
- Arizona
- Arizona grassland
- erosion control
- exotic species
- invasive species
- United States
- water quality
- wildfire management
- wildlife
- Library Collection Record
320 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 RecordThis document sets out recommendations for the recovery of the masked bobwhite, setting the goal of eventually delisting the species.Publication Date 1995
- Altar Valley
- Arizona
- Buenos Aires National Wildlife Refuge
- endangered species
- masked bobwhite quail
- United States
- Library Collection RecordThis document provides information on the taxonomy, morphology, genetics, habitat, behavior, reproduction, growth and population structure of the Sonoran Desert Tortoise across its range.Publication Date 1995
- Altar Valley
- Arizona
- Desert Tortoise
- Gopherus agassizii
- 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 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 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 RecordThis is the first annual report published on AzGF's inventory of bats on the Buenos Aires National Wildlife Refuge.Publication Date 1993
- Altar Valley
- Arizona
- bats
- Buenos Aires National Wildlife Refuge
- United States
- Library Collection RecordIn 1974 we selected 8 pairs of gully headcuts on the Santa Rita Experimental Range. Mesquite (Prosopis velutina Woot.) on the watershed of 1 headcut of each pair was killed with diesel oil. Densities…Publication Date 1993
- brush control
- Prosopis velutina
- rain
- Runoff Control
- semiarid grasslands
- soil erosion
- vegetation management
- watersheds
- Library Collection RecordSUMMARY: The Fish and Wildlife Service (Service) determines Coryphantha scheeri var, robustispina (Pima pineapple cactus) to be an endangered species under the authority of the Endangered Species Act…Publication Date 1993
- Altar Valley
- Arizona
- Coryphantha scheeri
- Pima Pineapple Cactus
- United States
- Library Collection RecordThis document discusses water quality results for the Brawley Wash pilot surface recharge operations performed from February 1990 through January 1991. The primary goal of the water quality program…Publication Date 1993
- Altar Valley
- Arizona
- Brawley Wash
- groundwater recharge
- United States
- water quality
- Library Collection RecordThis document provides an anaylsis of the groundwater responses to Brawley Wash pilot recharge operations and includes an introduction to the project, a description of the procedures, and detailed…Publication Date 1993
- Altar Valley
- Arizona
- Brawley Wash
- groundwater recharge
- United States
- water quality
- Library Collection RecordThis document provides an anaylsis of the groundwater responses to Brawley Wash pilot recharge operations and includes an introduction to the project, a description of the procedures, and detailed…Publication Date 1993
- Altar Valley
- Arizona
- Brawley Wash
- groundwater recharge
- United States
- water quality
- Library Collection RecordThis document presents several options for restoration projects along Brawley Wash in the Altar Valley. The main objective of the study was to develop alternatives to control erosion along the…Publication Date 1992
- erosion control
- watershed management
- Altar Valley
- Library Collection RecordLehmann lovegrass (Eragostis Iehmanniana Nees.) is a warm-season, perennial bunchgrass introduced from South Africa in 1932. Since 1950 Lehmann lovegrass has been seeded and established on over 170,…Publication Date 1992
- Altar Valley
- Arizona
- drought
- Eragrostis lehmanniana
- Lehmann lovegrass
- United States
- Library Collection RecordAbstract: Revegetation of semi-desert rangeland is dependent on rainfall, weather, and soil factors affecting seed germination and seedling establishment. To aid in predicting seed zone temperature…Publication Date 1992
- Altar Valley
- Arizona
- hydrology
- range management
- soil moisture
- United States
- Library Collection RecordABSTRACT Field and herbarium studies of the Convolvulaceae in the southwestern United States indicate that 17 species are rare in all or part of their ranges. Degree of rarity varies. A few show…Publication Date 1992
- Baboquivari Mountains
- Convolvulaceae
- United States
- Library Collection RecordAbstract Through seeding and subsequent spread, Lehmann lovegrass Eragrostis lehmanniana Nees. has transformed the structure and function of at least 145 000 ha of semi-desert grassland in southern…Publication Date 1992
- Altar Valley
- Arizona
- Eragrostis lehmanniana
- invasive grasses
- Lehmann lovegrass
- United States
- Library Collection RecordThe purpose of this memorandum is to document the evaluation of basin infiltration rates at the Brawley Wash Pilot Project. To accomplish this purpose, this memorandum will discuss the following…Publication Date 1991
- Altar Valley
- Arizona
- Brawley Wash
- groundwater recharge
- United States
- water quality
- 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 RecordAbstract: Between 1865 and 1915, arroyos developed in the southwestern United States across diverse hydrological, ecological and cultural settings. That they developed simultaneously has encouraged…Publication Date 1990
- Arizona
- channel processes
- channel structure
- channel widening
- soil erosion
- United States
- Library Collection RecordThis interim report presents the results of the hydrogeologic studies performed to date at the Brawley Wash pilot surface recharge site in Pima County, Arizona. Openning with the investigations…Publication Date 1990
- Altar Valley
- Arizona
- Brawley Wash
- groundwater recharge
- hydrogeological conditions
- soil boring
- United States
- water quality
- Library Collection RecordThis interim report presents the results of the hydrogeologic studies performed to date at the Brawley Wash pilot surface recharge site in Pima County, Arizona. Openning with the investigations…Publication Date 1990
- Altar Valley
- Arizona
- Brawley Wash
- groundwater recharge
- hydrogeological conditions
- soil boring
- United States
- water quality
- Library Collection RecordThis report provides the results of a pumping test performed at the Brawley Wash Pilot Surface Recharge Site in Pima County, Arizona as well as a brief summary of previous pumping tests, and testing…Publication Date 1990
- Altar Valley
- Arizona
- Brawley Wash
- groundwater recharge
- United States
- water quality
- Library Collection RecordThis report provides the results of a pumping test performed at the Brawley Wash Pilot Surface Recharge Site in Pima County, Arizona as well as a brief summary of previous pumping tests, and testing…Publication Date 1990
- Altar Valley
- Arizona
- Brawley Wash
- groundwater recharge
- United States
- water quality
- 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 RecordAbstract: Â Â Â Home range, habitat use, and movements of reintroduced masked bobwhite (Colinus virginianus ridgewayi) were studied during 1986-88 on the Buenos Aires National Wildlife Refuge in…Publication Date 1989
- Altar Valley
- Arizona
- Buenos Aires National Wildlife Refuge
- habitat requirements
- masked bobwhite
- quail
- United States
- wildlife management
- Library Collection RecordINTRODUCTION Recent rapid population and industrial growth along the Arizona/Sonora boundary has increased competition for the region's limited water and has created waste disposal problems…Publication Date 1988
- Altar Valley
- Arizona
- hydrology
- United States
- Water Distribution
- water rights
- watershed management