Rangeland Ecology & Management
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- Library Collection RecordAbstract Monitoring is a critical component of adaptive management but often weak or missing in practice. We examined grazing allotment files to identify patterns in monitoring and management…Publication Date 2012
- adaptive management
- Altar Valley
- Arizona
- coronado national forest
- grazing allotments
- monitoring
- Southern Arizona
- Library Collection RecordAbstract: CBP proposes to maintain and repair existing tactical infrastructure along the U.S./Mexico international border in Arizona. The existing tactical infrastructure includes fences and gates…Publication Date 2012
- Altar Valley
- Arizona
- Border Enforcement
- Environmental Impact Statement
- masked bobwhite quail
- United States
- Library Collection RecordAbstract: CBP proposes to maintain and repair existing tactical infrastructure along the U.S./Mexico international border in Arizona. The existing tactical infrastructure includes fences and gates…Publication Date 2012
- Altar Valley
- Arizona
- Border Enforcement
- Environmental Impact Statement
- masked bobwhite quail
- United States
- Library Collection RecordAbstract: CBP proposes to maintain and repair existing tactical infrastructure along the U.S./Mexico international border in Arizona. The existing tactical infrastructure includes fences and gates…Publication Date 2012
- Altar Valley
- Arizona
- Border Enforcement
- Environmental Impact Statement
- masked bobwhite quail
- United States
- Library Collection RecordThis article follows the Ronstadts, a prominent family in early Southern Arizona history, from Frederick Augustus Ronstadt's arrival in Mexico in the 1850s to the present day.Publication Date 2012
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordThis historical data set consists of 178 permanent 1-m2 quadrats located on semi-desert grasslands at the Santa Rita Experimental Range, Arizona, USA. Individual plants in these quadrats were…Publication Date 2012
- climate
- Geographic Information Systems (GIS)
- livestock grazing
- plant community
- plant demography
- Sonoran Desert
- species interactions
- Santa Rita Experimental Range
- Arizona
- USA
- Library Collection RecordThis article provides a brief overview of what life was like in Arivaca from its early years in the 1860s to 1912 when Arizona gained statehood.Publication Date 2012
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordThis article provides a brief overview of what life was like in Arivaca after 1912. Arivaca was essentially a company town of the Arivaca Land and Cattle Company (ALCC). The ALCC owned the town store…Publication Date 2012
- ranching
- history
- cattle
- Altar Valley
- Arizona
- United States
- Library Collection RecordAltar Valley is included in this USGS study examining nitrate and arsenic concentrations in basin-fill aquifers of the southwestern United States.Publication Date 2012
- Altar Valley
- Arizona
- arsenic
- nitrates
- United States
- water pollution
- water quality
- Library Collection RecordIn this installment of Arivaca Yesterdays Mary Kasulaitis investigates the question of Arivaca's origins through a dissection of "Harvey's Historic Hyperbole," a claim made by…Publication Date 2012
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordAbstract: CBP proposes to maintain and repair existing tactical infrastructure along the U.S./Mexico international border in Arizona. The existing tactical infrastructure includes fences and gates,…Publication Date 2012
- Altar Valley
- Arizona
- Border Enforcement
- environmental impacts
- illegal immigration
- NEPA
- United States
- Library Collection RecordAbstract: CBP proposes to maintain and repair existing tactical infrastructure along the U.S./Mexico international border in Arizona. The existing tactical infrastructure includes fences and gates,…Publication Date 2012
- Altar Valley
- Arizona
- Border Enforcement
- environmental impacts
- illegal immigration
- NEPA
- United States
- Library Collection Record"The purpose of this book is to insure a deep appreciation of the eight-valley region in southern Arizona and to raise awareness of the various watershed organizations taking action to improve…Publication Date 2012
- Altar Valley
- Arizona
- land management
- land use
- ranching
- United States
- Library Collection RecordAnnual report on the status of the Mexican Wolf Recovery Program. Â At the year's end, at least 75 wolves in 13 packs are in the wild.Publication Date 2012
- wolves
- endangered species
- wildlife management
- Arizona
- Mexican gray wolf
- New Mexico
- Library Collection RecordSummarizes proactive management tactics that were carried out during 2012. Â Tactics include purchasing hay and supplements, contracting range riders to monitor cattle, radio telemetry, and…Publication Date 2012
- wolves
- wildlife management
- Arizona
- Mexican gray wolf
- New Mexico
- Southwestern United States
- Library Collection RecordThis article provides the background for the construction of Ruby Road and details the politics surrounding its placement and maintenance over the years. As with many of the road projects in the late…Publication Date 2012
- mining
- road construction
- history
- Altar Valley
- Arivaca
- Arizona
- United States
- Library Collection RecordAbstract: CBP proposes to maintain and repair existing tactical infrastructure along the U.S./Mexico international border in Arizona. The existing tactical infrastructure includes fences and gates,…Publication Date 2012
- Altar Valley
- Arizona
- Border Enforcement
- environmental impacts
- illegal immigration
- NEPA
- United States
- Library Collection RecordEarly in 1896 the owners of the Montana Mine requested the contruction or repair of a road over which they could haul ore. This led Pima County to declare the road from Amado to Oro Blanco a County…Publication Date 2012
- road construction
- erosion
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordThis article provides an overview of the notable events of 1918 including the filming of two westerns, The Trail to Yesterday and The Light of Western Stars, the drafting of several Arivaca residents…Publication Date 2012
- Altar Valley
- Arivaca
- Arizona
- history
- United States
- Library Collection RecordThis article provides a brief history of several major roads in the Altar Valley from the initial community-led push for the development of improved roads to facilitate use of the newly available…Publication Date 2012
- Altar Valley
- Arivaca
- Arizona
- erosion
- history
- road construction
- United States
- Library Collection RecordAbstract The rangeland science profession in the United States has its roots in the widespread overgrazing and concurrent severe droughts of the late 19th century. These drivers contributed to…Publication Date 2012
- applied science
- Arizona
- ecosystem management
- range science history
- United States
- Library Collection RecordThis article provides a brief but entertaining overview of life in the Arivaca area in 1917. Many of the more exciting events were born of the tensions surrounding the impending prohibition of…Publication Date 2012
- Altar Valley
- Arivaca
- Arizona
- history
- United States
- Library Collection RecordThis poster presents the findings of a study that examined the relationship between perennial grass biomass and mesquite density on the Santa Rita Experimental Range in southern Arizona. The study…Publication Date 2012
- Arizona
- mesquite
- Percent Cover
- perennial grass
- Santa Rita Experimental Range
- United States
- Library Collection RecordMany nonnative invasive grasses alter fire regimes to their own benefit and the detriment of native organisms. In southern Arizona the nonnative Lehmann lovegrass (Eragrostis lehmanniana Nees)…Publication Date 2011-07-01
- Arizona
- Eragrostis lehmanniana
- invasive grasses
- Lehmann lovegrass
- livestock grazing
- native plants
- Library Collection RecordThe Utah Calvary was part of a National Guard contigent called up by President Wilson to deal with the spill over from the Mexican Revolution along the U.S.-Mexico border. The unit was involved in…Publication Date 2011
- history
- Altar Valley
- Arizona
- Mexican Revolution
- United States
- Library Collection RecordThis commentary compares two regions of the United States that differ drastically in physical attributes, but, in the authors' eyes, are united by a common "environment of risk."…Publication Date 2011
- Altar Valley
- Arizona
- cultural landscapes
- ranching
- risk environment
- rural anthropology
- social sustainability
- Library Collection RecordToday Pima County manages over 230,000 acres of natural areas for conservation due to supportive taxpayers, visionary County leadership, hardworking staff, willing property owners and resourceful…Publication Date 2011
- Altar Valley
- Arizona
- Pima County
- Southern Arizona
- United States
- Library Collection RecordThis field guide provides photos and information on the wildflowers of southern Arizona.Publication Date 2011
- Altar Valley
- Arizona
- United States
- wildflowers
- Library Collection RecordThis document describes how biosoilds are produced, and summarizes their regulation in Arizona. It also covers current research being carried out on biosolids and answers some of the common questions…Publication Date 2011
- Arizona
- biosoilds
- fertilizer
- United States
- Library Collection RecordIn this article, Tana Kappel discusses the history and role of prescribed fire in the Altar Valley with a number of local stakeholders. Although fire historically played an important role in the…Publication Date 2011
- Altar Valley
- Arizona
- desert grasslands
- endangered species
- prescribed fire
- United States
- Library Collection RecordThis article continues the story of the Kellner family, opening just as John F. Kellner leases his ranch, and sells the store and boarding house before moving the family to Casa Grande.Publication Date 2011
- ranching
- history
- Altar Valley
- Arivaca
- Arizona
- United States
- Library Collection RecordAbstract: This article makes the case for addressing nonhumans as actors in geopolitical processes such as boundary making and enforcement. The challenge of this line of argumentation is to account…Publication Date 2011
- Altar Valley
- Arizona
- Border Enforcement
- Buenos Aires National Wildlife Refuge
- United States
- Library Collection RecordAn isolated and beautiful valley located on the west side of the Atascosa Mountains, Bear Valley was first settled by John “Yank†Bartlett who, along with his partner Henry “Hank†Hewitt and…Publication Date 2011
- ranching
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordAbstract Conservation and human rights are currently threatened by direct and indirect effects of border enforcement practices on the Arizona-Sonora border. Increased border enforcement in urban…Publication Date 2010
- Altar Valley
- Arizona
- Border Enforcement
- conservation
- Human Rights
- United States
- Library Collection RecordHaving covered some of the more notable outlaws of the Arivaca area in the previous issue of The Connection, Kasulaitis delves into the early years of law enforcement in southern Arizona. Robert H.…Publication Date 2010
- Altar Valley
- Arizona
- history
- Law enforcement
- United States
- Library Collection RecordCattle producers, including stocker operators, often find themselves at the mercy of forces outside their control, such as weather and markets. Their success often depends on their ability to manage…Publication Date 2010
- Arizona
- Library Collection RecordFederal regulations such as the Endangered Species Act and the Clean Water Act continue to challenge ranchers and land management agencies alike. Ranchers looking to succeed in the face of these…Publication Date 2010
- monitoring techniques
- United States
- Arizona
- Yavapai
- Library Collection RecordThe Sonoran Desert Conservation Plan (SDCP) is a locally developed, long-term vision for protecting the natural and cultural heritage of Pima County . The Plan seeks to combine short-term actions to…Publication Date 2010
- Arizona
- Pima County
- Library Collection RecordProvides background on responsibilities of landowners and livestock owners in Arizona regarding fencing of property. Describes state statutes that pertain to livestock and fences (Arizona Revised…Publication Date 2010
- Arizona
- fencing
- laws and regulations
- Legal Aspects
- livestock
- Open Range
- ranchers
- Small Landowners
- Library Collection RecordThe Baboquivari Mountains, long considered to be a sacred space by the Tohono O'odham people who are native to the area, are the westernmost of the so-called Sky Islands. The mountains form the…Publication Date 2010
- botany
- plant communities
- Botanical description
- Altar Valley
- Arizona
- Plant Identification
- United States
- Library Collection RecordIn this article Kasulaitis recounts some of the more notable events that have taken place within Las Guijas Valley. Now dotted with abandoned mines, the valley was once the scene of extensive mining…Publication Date 2010
- history
- Altar Valley
- Arivaca
- Arizona
- United States
- Library Collection RecordIn the 1860s Arivaca was abandoned for a time, but just as its streets were starting to grow over Colonel M. Oliver Davidson was arriving in the area, the newly appointed superintendent of the Cerro…Publication Date 2010
- history
- mining
- Altar Valley
- Arizona
- United States
- Library Collection RecordPrompted by the celebrations surrounding the 30th Anniversary of the Arivaca Clinic, Mary Kasulaitis presents us with a brief biography of some of the doctors who called the Arivaca area home between…Publication Date 2010
- Altar Valley
- Arivaca
- Arizona
- history
- medical services
- United States
- Library Collection RecordIn this article Mary Kasulaitis describes some of the more notable cottonwoods (Populus fremontii) in the Arivaca area and ponders what historical events they may have stood witness to and why so…Publication Date 2010
- Altar Valley
- Arivaca
- Arizona
- cottonwood
- Populus fremontii
- United States
- Library Collection RecordThe Altar Valley Conservation Alliance (AVCA) is a 501(c)3 not-for-profit organization focused on addressing the issues facing the Altar Valley watershed through collaborative, science-based, and…Publication Date 2010
- Altar Valley
- Arizona
- United States
- Library Collection RecordThis article provides a brief history of Anglo-amerindian conflict in Southern Arizona, focusing on the impact of Apache raids on the settlement and development of the Arivaca area.Publication Date 2010
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordPowell, Summary While we may view climate change issues as a more global or national problem, our unique Sonoran Desert ecosystem is a recognized global resource; hence climate change is an important…Publication Date 2010
- Altar Valley
- Arizona
- Pima County
- Southern Arizona
- United States
- Library Collection RecordThis article tells the story of Etta and C.B. Ruggles, an adventurous couple who spent their retirement years in Arivaca.Publication Date 2010
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordThis annotated bibiography brings together the available literature on Lehmann lovegrass (Eragrostis lemanniana Nees.), an influential invasive species in the Altar Valley and across the West.Publication Date 2010
- Altar Valley
- Arizona
- United States
- Library Collection RecordDesertification, the conversion of arid grasslands to shrublands due to overgrazing and drought, is occurring on over a quarter of the land on earth. Conceptual models of desertification predict…Publication Date 2010
- Desert Grassland
- grazing
- islands of fertility
- soil nutrients
- Water Infiltration
- desertification
- drought
- modelling
- Arizona
- USA