Rangeland Ecology & Management
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- Library Collection RecordWith the long-term goal of preserving the Altar Valley as a working landscape while maintaining ecosystem and watershed function, this document outlines a set of goals and guidelines for…Publication Date 2019
- Altar Valley
- Arizona
- collaborative management
- conservation
- land management
- United States
- working landscapes
- Library Collection RecordMany people believe grazing management is vital to ecosystem health. Others feel ecosystems are only healthy when nature takes its course. The Great Plains bison population of the early 1800s…Publication Date 2018-08
- bison
- extinction
- keystone species
- overhunting
- range management
- Library Collection RecordPastoral livestock production systems in Africa that have existed for centuries are now threatened by changing demographics, improved communications, increased availability of modern weapons, open…Publication Date 2017
- Africa
- cattle
- food crisis
- grazing
- livestock
- nomads
- range management
- Library Collection RecordHeteropogon contortus recently and rapidly increased in dominance in grasslands where it once had been aminor component. Ecological effects of this increase are unknown, but landmanagers are…Publication Date 2016
- competitive advantage
- range management
- Soil Characteristics
- Library Collection RecordHeteropogon contortus recently and rapidly increased in dominance in grasslands where it once had been aminor component. Ecological effects of this increase are unknown, but landmanagers are…Publication Date 2016
- competitive advantage
- range management
- Soil Characteristics
- Library Collection RecordRangeland carrying capacity depends on aboveground net primary production (ANPP) and on the sustainable harvest index (HIsust), the portion of ANPP that livestock can consume without undermining the…Publication Date 2015-05
- grazing
- harvest index
- range management
- sustainability
- Library Collection RecordRangeland carrying capacity depends on aboveground net primary production (ANPP) and on the sustainable harvest index (HIsust), the portion of ANPP that livestock can consume without undermining the…Publication Date 2015-05
- grazing
- harvest index
- range management
- sustainability
- Library Collection RecordA quantitative analysis of the British Columbia, Canada cattle ranching community in light of global climate change provides insight as to how stakeholder needs and observations can be included in…Publication Date 2015-03
- adaptive capacity
- Cattle Ranching
- global climate change
- mail survey
- range management
- Library Collection RecordA quantitative analysis of the British Columbia, Canada cattle ranching community in light of global climate change provides insight as to how stakeholder needs and observations can be included in…Publication Date 2015-03
- adaptive capacity
- Cattle Ranching
- global climate change
- mail survey
- range management
- Library Collection RecordIntroduction: Data emerging from the Living River Project shows that important changes are taking place in the Lower Santa Cruz River. The attached Second annual Living River Report provides the…Publication Date 2015
- Altar Valley
- aquatic biota
- Arizona
- ecosystem health
- flow
- riparian
- United States
- water quality
- Library Collection RecordPrediction of grasshopper impact on grazing.ÂPublication Date 2015
- grasshoppers
- grazing
- South Dakota
- United States
- Library Collection RecordIntroduction: Data emerging from the Living River Project shows that important changes are taking place in the Lower Santa Cruz River. The attached Second annual Living River Report provides the…Publication Date 2015
- Altar Valley
- aquatic biota
- Arizona
- ecosystem health
- flow
- riparian
- United States
- water quality
- Library Collection RecordAbstract In this study, hydrological processes are evaluated to determine impacts of stream restoration in the West Turkey Creek, Chiricahua Mountains, southeast Arizona, during a summer-monsoon…Publication Date 2015
- Arizona
- Check dam
- restoration
- runoff ratio
- semi-arid watersheds
- United States
- water budget
- Library Collection RecordThis presentation begins with an overview of some of the changes that have already been observed on grasslands in southeastern Arizona including increased occurrence of winter droughts and decreased…Publication Date 2015
- drought
- perennials
- grassland management
- range management
- Library Collection RecordOn the Ground • Patch-burn grazing is a range management strategy that might be able to simultaneously optimize livestock production objectives and wildlife habitat objectives. • We compared patch-…Publication Date 2014-06-01
- livestock production
- range management
- wildlife habitat
- Library Collection Record
16 Butterflies
A brief overview of the lifestyle, importance and variety of butterflies that reside in the Sonoran Desert.Publication Date 2014- Altar Valley
- Arizona
- Butterflies
- Lepidoptera
- Sonoran Desert
- United States
- Library Collection RecordA quantitative description of woody plant communities that aimed at aiding studies on grass–tree competition interactions, bush encroachment and estimation of food to browser herbivore species, was…Publication Date 2014
- Bush encroachment
- competition
- grasses
- browse
- fodder production
- plant production
- Africa
- Library Collection RecordBased on an extensive literature review and the professional experience of experts in the field, this memorandum provides a professional analysis of the mitigation measures that Pima County feels…Publication Date 2014
- Altar Valley
- Arizona
- ecological restoration
- energy development
- mitigation
- restoration
- United States
- Library Collection RecordFounded in 1952, the Arizona-Sonora Desert Museum is widely recognized throughout the world as a model institution for innovative presentation and interpretation of native plants and animals featured…Publication Date 2014
- Arizona
- educational resources
- environmental research
- Sonoran Desert
- United States
- Library Collection RecordFederal Programs for Sustainable Agriculture, Forestry, Entrepreneurship, Conservation and Community Development This guide is written for anyone seeking help from federal programs to foster…Publication Date 2014
- sustainable agriculture
- forestry
- entrepreneurship
- Federal programs
- United States
- Library Collection RecordIn the Mopane Bushveld, Colophospermum mopane is viewed as a threat due to its ability to suppress the herbaceous layer. The objective of this study was to investigate the re-establishment of C.…Publication Date 2014
- Bush encroachment
- restoration ecology
- savanna
- management
- fodder production
- browsing
- soil nutrients
- Africa
- Library Collection RecordIn this brief letter of opposition, Pat King urges the government officials responsible for permiting the construction of the pipeline to consider local cultural and environmental resources as they…Publication Date 2014
- Altar Valley
- Arizona
- energy development
- natural gas
- Sonoran Desert
- United States
- Library Collection RecordAbstract: Erosion dynamics in semiarid environments is defined by high magnitude, low frequency rainfalls that produce runoff with high sediment concentration. Check dams are widely used in this…Publication Date 2014
- Arizona
- Check dam
- erosion
- runoff
- Santa Rita Mountains
- sediment yield
- semiarid
- United States
- watershed
- Library Collection RecordAs Kasulaitis puts it, in the early 1800s "Arivaca was a ranch, not a town." The Ortis family had a 8,896 acre land grant that covered most of the valley and raised cattle, but when three…Publication Date 2014
- ranching
- history
- Altar Valley
- Arivaca
- Arizona
- United States
- Library Collection RecordIn the United States, the current distribution of big sagebrush ranges from Washington and California east to the Dakotas and Nebraska. In the future, areas where sagebrush will expand, the leading…Publication Date 2014
- drought
- sagebrush
- regeneration
- range management
- Library Collection RecordThe US Fish and Wildlife Service's Species Profile page on the Cactus Ferruginous Pygmy Owl provides a brief overview of the owl's habitat, life history and population status. The page also…Publication Date 2014
- Altar Valley
- Arizona
- Cactus Ferrunginous Pygmy Owl
- Glaucidium brasilianum cactorum
- United States
- Library Collection RecordThis article provides a brief history of the Rancho de la Osa, a guest ranch located in Southern Arizona, intermixed with commentary on the current owners' plans to sell the property. The first…Publication Date 2014
- Altar Valley
- Arizona
- Cattle Ranching
- Historical Site
- United States
- Library Collection RecordThis book tackles an increasingly crucial question: What can we do about the seemingly intractable challenges confronting all of humanity today, including climate change, global hunger, water…Publication Date 2014
- biodiversity
- carbon sequestration
- climate change
- Composting
- conservation
- no-tillage
- soil carbon
- United States
- water scarcity
- Watershed Restoration
- Library Collection RecordForage legumes have the potential to contribute substantially to warm-season, subtropical and tropical pastures and rangelands. Compared to grasses, they have advantages in accessing subsoil…Publication Date 2014
- Africa
- Library Collection RecordThe Arizona-Sonora Desert Museum's Digital Library includes a catalog of images, narrative, and scientific nomenclature of plants, animals, minerals, and biotic communities of the Sonoran Desert…Publication Date 2014
- animal taxonomy
- Arizona
- educational materials
- native species
- photography
- plant taxonomy
- United States
- Library Collection RecordThe ingression of woody plants into savannas, known as bush or shrub encroachment, has become a global concern. Fire has been acknowledged as a key factor in managing woody vegetation in savannas.…Publication Date 2014
- Africa
- Library Collection RecordIn this article Mary Kasulaitis describes a number of historic droughts, referencing rainfall records and personal accounts of area residents, and discusses the importance of precipitation to the…Publication Date 2014
- history
- Rainfall patterns
- drought
- Altar Valley
- Arizona
- United States
- Library Collection RecordDescription not available.Publication Date 2014
- Africa
- Library Collection RecordFERC issues Final Environmental Impact Statement on Sierrita Pipeline Project (Docket Nos. CP13-73-000 and CP13-74-000) Issued: March 28, 2014 The staff of the Federal Energy Regulatory Commission…Publication Date 2014
- Altar Valley
- Arizona
- endangered species
- energy development
- Environmental Impact Statement
- Sonoran Desert
- United States
- Library Collection RecordThe U.S. Fish and Wildlife Serivice's Species Profile page for the Pima Pineapple Cactus provides general information on the cactus as well as an occurrence map, and links to related documentsPublication Date 2014
- Altar Valley
- Arizona
- Coryphantha scheeri
- Pima Pineapple Cactus
- United States
- Library Collection RecordThis article covers the turbulent years between 1848 and 1853 which saw Tubac burned in by Apaches, Arivaca abandoned under threat of Apache raids, and increased traffic through Tucson as 49'ers…Publication Date 2014
- history
- Altar Valley
- Arivaca
- Arizona
- United States
- Library Collection RecordThe greater sage-grouse (Centrocercus urophasianus) is a candidate for listing as an endangered species. Proposed proactive policies and conservation measures to protect the species could potentially…Publication Date 2014
- range management
- Economics of production
- Idaho
- Nevada
- Oregon
- range economics
- Wyoming
- Library Collection RecordDescription not available.Publication Date 2014
- Africa
- Library Collection RecordCondensed tannins are ecologically important compounds in plants for several reasons, e.g. as herbivore deterrents or protecting photosynthetic tissues against ultraviolet radiation. The hand-held…Publication Date 2014
- Dualex
- flavonol
- herbivore
- Multiplex
- secondary metabolite
- Nkuhlu
- Letaba
- Kruger National Park
- Africa
- Library Collection RecordArchaeology Southwest is a private 501 (c) 3 nonprofit organization headquartered in Tucson, Arizona. For three decades, Archaeology Southwest has practiced a holistic, conservation-based approach to…Publication Date 2014
- archaeology
- Arizona
- non-profit organization
- Southwest
- United States
- Library Collection RecordIn this letter, Patricia King and Mary Miller of the Altar Valley Conservation Alliance communicate their concerns over the lack of specific watershed stability standards and monitoring protocol…Publication Date 2014
- Altar Valley
- Arizona
- energy development
- erosion control
- monitoring techniques
- restoration
- United States
- Watershed Stability
- Library Collection RecordTree canopies can change soil environments. Our study looked at soils 10%, 50%, 100% and 150% the distance from tree trunk to canopy edge of leguminous sabiá (Mimosa caesalpiniifolia Benth.) and…Publication Date 2014
- Africa
- Library Collection RecordThe Sonorensis is a magazine published by the Arizona-Sonora Desert Museum. Over the years it's articles have focused on a variety of topics central to the conservation of the flora and fauna of…Publication Date 2014
- Altar Valley
- Arizona
- climate change
- conservation
- cultural traditions
- edible plants
- Jaguar
- Sea of Cortez
- tradional foods
- United States
- Library Collection RecordWith a cover letter written by C. H. Huckelberry, the Pima County Administrator, this letter of opposition outlines the county's arguement regarding the economic impacts of the planned Sierrita…Publication Date 2014
- Altar Valley
- Arizona
- energy development
- natural gas
- Sonoran Desert
- United States
- Library Collection RecordA technical bulletin written by Bill Zeedyk and the Quivira Coalition with funds from the New Mexico Environment Department's Wetland Program describes the conditions in the watershed and the…Publication Date 2014
- New Mexico
- United States
- wetland ecology
- wetland management
- Library Collection RecordAn online decision support system derived from research and expert knowledge was developed for arid rangeland management in central Namibia. The expert system emphasises the control of bush…Publication Date 2014
- Bush encroachment
- decision support systems
- rangeland management
- rainfall
- savanna
- restoration ecology
- photographs
- Namibia
- Africa
- Library Collection RecordAn experiment was carried out to investigate the effects of date of undersowing different legume species on maize grain yield and forage quality. Early-maturing maize (Zea mays L. cv. Suwan1) and…Publication Date 2014
- lablab
- mucuna
- suwan-1
- tephrosia
- undersowing
- Nigeria
- Africa
- Library Collection RecordThis page provides information and photographs of the tortoise and its habitat and ecology.Publication Date 2014
- Altar Valley
- Arizona
- Gopherus morafkai
- Sonoran Desert Tortoise
- United States
- Library Collection RecordNebraska NRCS quick reference guide for ecological sites located in MLRA 64.Publication Date 2014
- Nebraska
- United States
- Library Collection RecordAbstract Desert marshes, or cienegas, are extremely biodiverse habitats imperiled by anthropogenic demands for water and changing climates. Given their widespread loss and increased recognition,…Publication Date 2014
- Arizona
- Cienega
- Gabions
- restoration
- United States
- wetlands