Rangeland Ecology & Management
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- Library Collection RecordWe investigated the effects of high biomass yielding winter cover crops, namely grazing vetch (Vicia dasycarpa L.) and oats (Avena sativa L.), on soil phosphorus (P) availability in low fertiliser…Publication Date 2014
- biomass
- pastures
- crops
- phosphorus
- soil nutrients
- plant production
- fertilizer
- Eastern Cape Province
- South Africa
- Library Collection RecordPoor irrigation management in pastures can lead to yield and quality reduction as well as loss of income through extra pumping and leaching of nitrate fertiliser. A number of irrigation scheduling…Publication Date 2014
- irrigation
- management
- pastures
- fertiliser
- plant production
- weather
- Ryegrass
- soil water
- plant production
- water dynamics
- nutrients
- South Africa
- Library Collection RecordThe University of Arizona Water Resources Research Center directory of water expertsPublication Date 2014
- Arizona
- Library Collection RecordNumerous lists of plant species, ranging from excursion notes to ecological surveys, have been published in New South Wales during the last one hundred years (Pickard 1972). The more detailed of…Publication Date 2014
- Australia
- Central-Western New South Wales
- pastures
- trangie
- 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 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 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 RecordThe Forest Health staff of the Southwestern Region provides assistance and expertise to Federal, State, Tribal and private land managers in Arizona and New Mexico concerning forest health conditions…Publication Date 2014
- Arizona
- 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, 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 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 RecordProceedings of the 22nd International Scientific Symposium on Nutrition of Farm Animals 'Zadravec-Erjavec Days', Ceh, T.; Kapun S..- Murska Sobota (Slovenia): Kmetijsko gozdarska zbornica…Publication Date 2013
- wild animals
- Cervidae
- grazing
- grazing intensity
- pastures
- crop losses
- losses
- costs
- chemical composition
- proximate composition
- nutritive value
- energy value
- Cervidae
- Cervidae
- 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 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 RecordArticle and video by NBC News Investigators regarding the controversy and taxpayer cost of conducting wild horse roundups.Publication Date 2013
- Arizona
- BLM
- California
- holding facility
- Nevada
- roundup
- slaughter
- Utah
- Western United States
- wild horses
- Library Collection RecordFederal Register 50 CRF Part 17. Proposed rule.Publication Date 2013
- wolves
- endangered species
- wildlife management
- Arizona
- Mexican gray wolf
- New Mexico
- Library Collection RecordTranscript of the public hearing held on December 3, 2013 in Pinetop, Arizona.Publication Date 2013
- wolves
- endangered species
- wildlife management
- Arizona
- Mexican gray wolf
- New Mexico
- Wolf management
- wolf reintroduction
- Library Collection RecordFederal Register 50 CFR Part 17. Proposed rule, extension of public comment period, and annoucement of public hearing.Publication Date 2013
- wolves
- endangered species
- wildlife management
- Arizona
- Mexican gray wolf
- New Mexico
- Wolf management
- wolf reintroduction
- 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 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 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 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 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 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 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 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 RecordIn this comment letter submitted by the PNRCD, the author asserts that the draft Environmental Impact Statement (DEIS) is incomplete to the extent that it does not provide adequate information on the…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- grazing
- illegal immigration
- restoration
- United States
- Library Collection RecordPublication Date 2013
- pastures
- biodiversity
- Feed grasses
- fatty acids
- altitude
- seasons
- altitude
- 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 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 RecordMexican Wolf Blue Range Reintroduciton Project Statistics. Â Data Current as of December 31, 2013.Publication Date 2013
- endangered species
- wildlife management
- wolves
- Arizona
- Mexican gray wolf
- New Mexico
- Southwestern United States
- Wolf management
- wolf reintroduction
- Library Collection RecordCauses of documented Mexican wolf mortalities in the Blue Range Wolf Recovery Area, Arizona and New Mexico, 1998-2013. Management-related permanent removals, including lethal control, are not…Publication Date 2013
- endangered species
- wildlife management
- wolves
- Arizona
- Mexican gray wolf
- New Mexico
- Southwestern United States
- Wolf management
- wolf reintroduction
- Library Collection RecordPublication Date 2013
- morphogenesis
- pastures
- Statistical methods
- Library Collection RecordThis article tells the story of Lucretia Roberts, the first female deputy sheriff in the state. Lucretia was elected to office in 1912 in Canelo, Arizona.Publication Date 2013
- history
- Altar Valley
- Arizona
- Law enforcement
- United States
- Library Collection RecordPublication Date 2013
- vesicular arbuscular mycorrhizae
- pastures
- varieties
- biology
- chemicophysical properties
- 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 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 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 RecordPublication Date 2013
- pastures
- Leguminosae
- carbon
- nitrogen
- Leguminosae
- Leguminosae
- 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 RecordProceedings of the 22nd International Scientific Symposium on Nutrition of Farm Animals 'Zadravec-Erjavec Days', Ceh, T.; Kapun S..- Murska Sobota (Slovenia): Kmetijsko gozdarska zbornica…Publication Date 2013
- goats
- dairy farms
- milk production
- animal production
- pastures
- feed intake
- animal feeding
- parasites
- Library Collection RecordPublication Date 2013
- agriculture
- animal husbandry
- Feed Crops
- grasslands
- pastures
- efficiency
- agriculture
- Library Collection RecordThis webpage includes information related to Macho B, a male jaguar captured by Arizona Game and Fish Department officials in February 2009 who later died as a result of capture related injuries.Publication Date 2013
- jaguars
- Arizona
- Library Collection RecordThis webpage contains press releases, internal investigation transcripts, a timeline of events, and additional information on Macho B, a male jaguar captured by Arizona Game and Fish Officials which…Publication Date 2013
- jaguars
- Arizona
- Library Collection RecordThe Encyclopedia Britannica defines range or rangeland as any extensive area of land that is occupied by native herbaceous or shrubby vegetation which is grazed by domestic or wild herbivores.†A…Publication Date 2013
- Arizona
- V bar V Experiment Station
- Yavapai County
- Library Collection RecordThis is a summary report from a workshop held at the Santa Rita Experiment Range on February 27-28, 2013.Publication Date 2013
- drought
- seasonality
- Arizona
- Apache county
- Cochise County
- Coconino County
- Pima County
- Yavapai County
- Gila County
- Santa Cruz County
- Palmer Drought Severity Index
- Library Collection RecordMany regions of the globe are experiencing a simultaneous change in the dominant plant functional type and regional climatology. We explored how atmospheric temperature and precipitation control leaf…Publication Date 2013
- eddy covariance
- landscape position
- mesquite (Prosopis velutina)
- photosynthesis
- plant-climate interactions
- semi-arid
- temperature optima
- Vegetation Change
- woody plant encroachment
- indigenous encroaching species
- climate change
- temperature
- ecosystem ecology
- carbon flux
- rainfall
- grasslands
- savanna
- carbon dioxide
- San Pedro River
- Arizona
- USA
- 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 RecordPublication Date 2013
- resource conservation
- vegetation
- overgrazing
- desertification
- pastures
- Syria
- vegetation
- desertification
- 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