Rangeland Ecology & Management
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Displaying 51 - 100 of 1468 results
- Library Collection RecordIn 1969 Congress passed The National Environmental Policy Act (NEPA), a statute that substantially altered the manner in which agencies of the U.S. government make decisions regarding projects that…Publication Date 2013
- environment
- policies
- United States
- Library Collection RecordDiscussing the major themes and political tensions of the 1960s and 70s, Mary Kasulaitis tells us the story of Arivaca in the late sixties as "the hippies" began to arrive, focusing in on…Publication Date 2013
- history
- Altar Valley
- Arivaca
- Arizona
- United States
- Library Collection RecordAn updated and revised version of an article published in 2010, Mary Kasulaitis presents us with a brief biography of some of the doctors who called the Arivaca area home between 1860 and 1940, many…Publication Date 2013
- history
- Altar Valley
- Arivaca
- Arizona
- United States
- Library Collection RecordAbstract Desert grasslands of the southwestern United States have experienced an increase in the abundance and distribution of woody plant species over the past century. Shrub encroachment has caused…Publication Date 2013
- Altar Valley
- Arizona
- black grama
- Bouteloua eriopoda
- broom snakeweed
- Gutierrezia sarothrae
- invasive species
- Lehmann lovegrass
- New Mexico
- perennial grasses
- prescribed burn
- United States
- Library Collection RecordThis article tells the story of the Santa Lucia Ranch and the people who called it home. Originally homesteaded by Gabriel E. Angulo, Jr. in 1921, the Santa Lucia was located near the confluence of…Publication Date 2013
- ranching
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordIn 1952 Don Rowley purchased the Rancho Seco from Peggy and Jack Rubel, establishing the Carrow Cattle Company several years later after acquiring additional parcels. After his death, his sons sold a…Publication Date 2013
- history
- Altar Valley
- Arivaca
- Arizona
- United States
- Library Collection RecordIn this letter, commissioned by the Altar Valley Conservation Alliance and Santa Margarita Ranch, Inc., Robertson urges the Federal Energy Regulatory Commission not to advance the issue date of the…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- Environmental Impact Statement
- National Environmental Policy Act
- NEPA
- United States
- Library Collection RecordIn this letter, commissioned by the Altar Valley Conservation Alliance and Santa Margarita Ranch, Inc., Robertson urges the Federal Energy Regulatory Commission not to advance the issue date of the…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- Environmental Impact Statement
- National Environmental Policy Act
- NEPA
- United States
- Library Collection RecordIn this letter, Nathan Sayre states his strong opposition to the Sierrita Pipeline Project. Having worked in and written about the area for many years,his firsthand experience complements his well…Publication Date 2013
- Altar Valley
- Arizona
- endangered species
- energy development
- fire regimes
- restoration
- revegetation
- United States
- Library Collection RecordIn this letter, the authors provide a well supported introduction to the National Environmental Policy Act (NEPA) process, specifically the role alternatives play in the decision making process. From…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- National Environmental Policy Act
- NEPA
- United States
- Library Collection RecordIn this comment letter submitted by the Arizona Game and Fish Department, the author suggests additional steps that should be taken in order to minimize the impact of the project on the local…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- mitigation
- restoration
- United States
- wildlife
- Library Collection RecordThis presentation provides a brief summary of Feldman's Master's thesis work in the Altar Valley.Publication Date 2013
- Altar Valley
- Arizona
- culture
- ranching
- United States
- Library Collection RecordABSTRACT: Residents of the region just north of the U.S.-Mexico border experience migration and smuggling activities through constantly changing found objects on the desert landscape--a pair of…Publication Date 2013
- Altar Valley
- Arizona
- Border Enforcement
- cultural impact
- human activity
- illegal immigration
- litter
- United States
- Library Collection RecordThis report focuses on final demand, employment, income and tax revenue effects recreational visitors to refuges have on the economies of local regions. In addition to the economic effects of refuge…Publication Date 2013
- Altar Valley
- Arizona
- Buenos Aires National Wildlife Refuge
- ecosystem services
- ecotourism
- United States
- wildlife refuges
- Library Collection Record“Desertification is a fancy word for land that is turning to desert,†begins Allan Savory in this quietly powerful talk. And it's happening to about two-thirds of the world’s grasslands,…Publication Date 2013
- global warming
- climate change
- grasslands
- desertification
- livestock
- subsistence arming
- rural areas
- socio-economic aspects
- degradation
- restoration ecology
- revegetation
- system ecology
- United States
- Library Collection RecordIn this featured article, Bree Collins explores the role the ranching community plays in environmental stewardship in the Southwest. Touching on the issues of endangered species protection, the…Publication Date 2013
- Altar Valley
- Arizona
- conservation
- endangered species
- energy development
- New Mexico
- Ranching Economy
- United States
- wildfire
- Library Collection RecordUsing Science to Improve the BLM Wild Horse and Burro Program: A Way Forward reviews the science that underpins the Bureau of Land Management's oversight of free-ranging horses and burros on…Publication Date 2013
- herbivory
- appropriate management level
- Fertility Management
- genetic diversity
- United States
- Western United States
- wild burros
- wild horses
- Library Collection RecordA chronological overview of significant events related to the Mexican Wolf Recovery Program. Â Last updated in July 2013.Publication Date 2013
- wolves
- Arizona
- Mexican gray wolf
- New Mexico
- Southwest
- United States
- wildlife management
- Wolf management
- wolf reintroduction
- Library Collection RecordThe Buenos Aires National Wildlife Refuge is a 117,464-acre refuge that sits within the Altar Valley. Established in 1985, the refuge is primarily made up of semi-desert grasslands, ribboned by a…Publication Date 2013
- Altar Valley
- Arizona
- United States
- Library Collection RecordRestoration priorities are typically established without quantitative information on how to overcome the thresholds that preclude successful restoration of desirable ecosystem properties and services…Publication Date 2013
- fire intensity
- fire physics
- fire trap
- grassland
- juniper
- positive feedback
- regime shifts
- resilience
- restoration ecology
- state and transition model
- restoration ecology
- fire ecology
- modelling
- management
- indigenous encroaching species
- grasslands
- United States
- Library Collection RecordIn this comment letter submitted by the Altar Valley Conservation Alliance, the authors express their concern over the narrow range of alternatives considered by the draft and the gaps in information…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- mitigation
- restoration
- United States
- Library Collection RecordGrasslands of the Sky Islands region once covered over 13 million acres in southeastern Arizona and adjacent portions of New Mexico, Sonora, and Chihuahua. Roughly two-thirds of these remain as…Publication Date 2013
- Altar Valley
- Arizona
- Desert Graslands
- grassland restoration
- New Mexico
- United States
- Vegetation Change
- Library Collection RecordThis article briefly details some of the tribe's objections to the Sierrita pipeline project which would run through the Altar Valley.Publication Date 2013
- Altar Valley
- Arizona
- cultural sites
- development
- United States
- Library Collection RecordReserve site selection models can be enhanced by including habitat conditions that populations need for food, shelter, and reproduction. We present a new population protection function that…Publication Date 2013
- Reserve design
- Life history-based protection
- Spatial optimization
- 0-1 Programming
- conservation
- planning
- management
- ecosystem ecology
- modelling
- Lopez Island
- United States
- Library Collection RecordWilliam M. Marteny and his family settled at the headwaters of Arivaca Creek, filing for a homestead while trading cattle and horses. In 1919 Marteny sold the homestead, purchasing the Robles Ranch…Publication Date 2013
- history
- Altar Valley
- Arivaca
- Arizona
- United States
- Library Collection RecordEmphasizing the critical role watershed stability monitoring will play in ensuring the success of post-construction restoration efforts, the Altar Valley Conservation Alliance (AVCA) urges the…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- erosion control
- United States
- Watershed Stability
- Library Collection RecordA decrease in fire frequency and past grazing practices has led to dense mountain big sagebrush (Artemisia tridentata Nutt. subsp. vaseyana [Rydb.] Beetle) stands with reduced herbaceous understories…Publication Date 2012-05-01
- annual grass
- Artemisia tridentata
- brush management
- disturbance
- forage
- range improvement
- Library Collection RecordPart of the Sonoran Desert Conservation Plan, Pima County's Multi-species Conservation Plan deals with the management of the various endangered species found in the area.Publication Date 2012
- Altar Valley
- Arizona
- conservation
- endangered species
- management
- United States
- Library Collection RecordMonitoring is a valuable tool for the management of public and private rangelands. It plays a critical role in detecting problems in the early stages and is the only way to objectively evaluate the…Publication Date 2012
- classification
- assessment
- habitat classification
- rangeland vegetation
- United States
- Library Collection RecordLivestock grazing is one of the most widespread and important uses of rangelands. Renewable plant resources provide forage for ruminant livestock like cattle, sheep, and goats; and the ruminant…Publication Date 2012
- Animal Plant Relationships
- carrying capacity
- cattle stocking
- grazing management principles
- United States
- Library Collection RecordPat Johnson and Roger Gates of South Dakota State University explain how to correctly estimate utilization of forage in a rangeland setting. Source: Autonomy ProductionsPublication Date 2012
- utilization
- forage
- grazing
- United States
- Library Collection RecordKaren Hickman of Oklahoma State University gives an up close and personal look at a wildfire raging across her family's land. With her background in range ecology, it is the perfect opportunity…Publication Date 2012
- wildfires
- grasslands
- Oklahoma
- United States
- Library Collection RecordKaren Hickman of Oklahoma State University takes us on a tour of the TNC's Tall Grass Prairie reserve. She explains the relations between historical Bison grazing, periodic fire, and drought in…Publication Date 2012
- grasslands
- fire ecology
- fires
- invasive species
- Oklahoma
- United States
- Library Collection RecordLivestock grazing is one of the most widespread and important uses of rangelands. Renewable plant resources provide forage for ruminant livestock like cattle, sheep, and goats; and the ruminant…Publication Date 2012
- Animal Plant Relationships
- carrying capacity
- cattle stocking
- grazing management principles
- 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 RecordThis Image Gallery is provided as a complimentary source of high quality digital photographs available from the Agricultural Research Service Information Staff. Source: USDA Agricultural Research…Publication Date 2012
- agriculture
- agricultural research
- photography
- Agricultural services
- United States
- 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 RecordIn general, the more livestock eat, the more weight they gain or milk they produce. Thus, forage intake is key to animal performance. Agronomists manage for plant density and height to ensure…Publication Date 2012
- forage harvesters
- forage
- livestock raising
- 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 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 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 RecordThe Renewable Resources Planning Act of 1974 requires the USDA Forest Service to conduct assessments of resource conditions. This report fulfills that need and focuses on quantifying extent,…Publication Date 2012
- remote sensing
- grazing
- livestock
- rangeland health
- Renewable Resources Planning Act
- 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 RecordRangeland plants are a key component of the ecosystems they inhabit. They are the blanket that covers and protects the soil and the filter that purifies the water and air. Plants are the primary…Publication Date 2012
- grazing
- rangeland management
- rangeland plants
- United States
- Library Collection RecordRangeland economics is the application of economic theory and principles to issues related to rangeland management. Historically, it has been used to decide whether a rangeland or ranch management…Publication Date 2012
- invasive species
- ranch management
- ranch values
- United States
- Library Collection RecordRangelands provide a home for many kinds of animals, including mammals, birds, reptiles, insects, and fish. An effective management plan will consider the resident and neighboring wildlife when…Publication Date 2012
- elk
- habitat management
- merriam's turkey
- rangeland management
- sage grouse
- United States
- wildlife
- Library Collection RecordThe term “riparian†is defined as vegetation, habitats, or ecosystems that are associated with bodies of water (streams or lakes)) or are dependent on the existence of perennial, intermittent, or…Publication Date 2012
- riparian
- sediments
- United States
- Library Collection RecordRangelands are dynamic ecosystems that produce a wide variety of goods and services desired by society, including livestock forage, wildlife habitat, water, mineral resources, wood products,…Publication Date 2012
- classification
- ecology
- succession
- disturbance
- 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