Rangeland Ecology & Management
Get reliable science
Toggle Search
Result Type
Collection
Keywords
Document Type
Displaying 151 - 200 of 3419 results
- 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 RecordPat Johnson and Roger Gates of South Dakota State University explain how to correctly measure species frequency in a rangeland setting. Source: Autonomy ProductionsPublication Date 2012
- United States
- Library Collection Record
153 Ecological Sites
Lamar Smith, a retired range professor, dips into his vast knowledge of geology and ecology to explain how patterns on soil and plants develop across the landscape and how this "ecological sites…Publication Date 2012- ecological sites
- 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 RecordThis narrated powerpoint presentation provides an overview of aspen biology and ecology from 1912 to present.Publication Date 2012
- Aspen
- United States
- Library Collection RecordOriginally given at the 2012 SRM conference in Spokane, this presentation describes the findings of one study that examines the landscape-scale genetic diversity within and between aspen communities.Publication Date 2012
- United States
- Library Collection RecordOriginally presented at the 2012 SRM conference in Spokane, WA this narrated powerpoint presentation examines the variable resistance and tolerance of aspen clones to various pest species.Publication Date 2012
- United States
- Library Collection RecordThis narrated PowerPoint presentation was originally presented at the 2012 SRM conference in Spokane, WA. It gives an overview of the effects of certain genetic characteristics of aspen stands on…Publication Date 2012
- Aspen Communities
- United States
- 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 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 RecordA narrated powerpoint presentation, this video examines livestock's grazing preferences and the implication for restoration efforts in riparian and meadow ecosystems.Publication Date 2012
- Aspen
- Aspen Communities
- restoration
- United States
- Library Collection RecordThe aspen stands have been degraded due to over utilization. This narrated powerpoint presentation gives an overview of the restoration efforts in Fishlake National Forest.Publication Date 2012
- United States
- Utah
- Library Collection RecordAround the world, grasslands systems are converting into woody shrubland systems. In southern New Mexico, a combination of federal, state, and scientific agencies and institutions have teamed up to…Publication Date 2012
- ecological restoration
- grassland restoration
- New Mexico
- shrub encroachment
- 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 RecordSome ecosystems in North America have been so radically transformed by human activity, that they have often been described as domesticated. Chris Call of Utah State University examines how cheatgrass…Publication Date 2012
- range management
- sagebrush
- juniper
- Bromus tectorum
- cheatgrass
- United States
- woody encroachment
- Library Collection RecordThe City of Tucson owns 21,000 acres within Avra Valley which sits west of the City limits and supports several federally recognized species. In order to comply with the Endangered Species Act, the…Publication Date 2012
- Arizona
- Cactus Ferruginous Pygmy Owl
- Desert Tortoise
- endangered species
- lesser long-nosed bat
- pale Townsend's big-eared bat
- Tucson shovel-nose snake
- United States
- western burrowing owl
- western yellow-billed cuckoo
- 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 RecordThe City of Tucson owns 21,000 acres within Avra Valley which sits west of the City limits and supports several federally recognized species. In order to comply with the Endangered Species Act, the…Publication Date 2012
- Arizona
- Cactus Ferruginous Pygmy Owl
- Desert Tortoise
- endangered species
- lesser long-nosed bat
- pale Townsend's big-eared bat
- Tucson shovel-nose snake
- United States
- western burrowing owl
- western yellow-billed cuckoo
- Library Collection RecordThe City of Tucson owns 21,000 acres within Avra Valley which sits west of the City limits and supports several federally recognized species. In order to comply with the Endangered Species Act, the…Publication Date 2012
- Arizona
- Cactus Ferruginous Pygmy Owl
- Desert Tortoise
- endangered species
- lesser long-nosed bat
- pale Townsend's big-eared bat
- Tucson shovel-nose snake
- United States
- western burrowing owl
- western yellow-billed cuckoo
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordThis biological opinion was issued in response to a request for formal consultation with the U.S. Fish and Wildlife Service regarding the potential impacts resulting from the proposed Multi-Unit Burn…Publication Date 2012
- Altar Valley
- Arizona
- Chiricahua leopard frog
- Colinus virginianus ridgwayi
- Coryphantha scheeri var. robustispina
- endangered species
- Endangered Species Act
- masked bobwhite quail
- Pima Pineapple Cactus
- Rana chiricahuensis
- United States
- Library Collection RecordChanges in the composition of plant functional type (PFT) activities are expected to accompany a changing climate. In tropical montane grasslands, such changes are predicted to follow shifts in the…Publication Date 2012
- Africa
- Library Collection RecordThis document includes the Biological Opinion issued by the United States Fish and Wildlife Service regarding the potential impacts of the proposed multi-unit burn plan on species of concern within…Publication Date 2012
- Altar Valley
- Arizona
- Chiricahua leopard frog
- endangered species
- Endangered Species Act
- masked bobwhite
- Pima Pineapple Cactus
- prescribed fire
- United States
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordQuestions: Is plant species richness, diversity and above-ground standing biomass enhanced after establishing exclosures on communal grazing lands? What factors influence the effectiveness of…Publication Date 2012
- biomass
- Edaphic variables
- native vegetation
- restoration
- Site variables
- Tigray
- Ethiopia
- Africa
- Library Collection RecordThis guide provides basic information about wetlands in an effort to support enhanced understanding and cooperation between land management professionals and landowners. It includes reference…Publication Date 2012
- New Mexico
- United States
- wetland ecology
- wetland management
- 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 RecordFire has long been regarded as a major determinant of ecosystem structure and function within African savannas. Improvements in fire detection, mapping and recordings of fire activity over the past…Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordAn important consideration in designing and managing forage systems is the knowledge of the physiological response mechanisms to cutting, especially when water deficit conditions are prevailing. The…Publication Date 2012
- Africa
- Library Collection RecordPublication Date 2012
- Nature conservation
- Development policies
- endangered species
- Environmental impact assessment
- Africa
- trade
- land management
- savannas
- wildlife management
- hunting
- Library Collection RecordSpines in plants have evolved to reduce mammalian herbivory, and their main function may be to protect twigs more than photosynthetic tissue. Type and frequency of spines vary at different scales. We…Publication Date 2012
- Africa
- Library Collection RecordSpines in plants have evolved to reduce mammalian herbivory, and their main function may be to protect twigs more than photosynthetic tissue. Type and frequency of spines vary at different scales. We…Publication Date 2012
- Acacia tortilis
- browsing
- feeding rate
- functional response
- Plant defence
- Africa
- Library Collection RecordWe studied the effects of browsing on the plant architecture and volume-biomass relationships of three dominant dwarf shrubs – Artemisia herba-alba, A. mesatlantica and Teucrium mideltense â…Publication Date 2012
- allometric function
- Atlas Mountains
- nonlinear regression
- permanent plot
- plant architecture
- standing biomass
- Morocco
- Africa
- Library Collection RecordTermites and large herbivores affect African savanna plant communities. Both functional groups are also important for nutrient redistribution across the landscape. We conducted an experiment to study…Publication Date 2012
- beta diversity
- disturbance
- Lake Mburo National Park
- Uganda
- large mammals
- nutrient levels
- savanna
- Termitaria
- Africa
- 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 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 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 RecordAbstract not avaiable.Publication Date 2011
- biodiversity
- climate change
- global warming
- rainfall
- Nigeria
- Africa
- Library Collection RecordInformation at local scale on impacts of climate variability and climate change are crucial for planning of adaptation strategies and practices in agriculture. There is a diversity of approaches and…Publication Date 2011
- climate change
- carbon sequestration
- monitoring
- soils
- degradation
- socio-economic aspects
- Impact assessment
- hydrology
- Africa
- Library Collection RecordThe relevance of land-use planning tools such as the Land Use and Allocation Plan (LUAP)is more than ever a necessity to face challenges of natural resources degradation (water, soil and forest) the…Publication Date 2011
- socio-economic aspects
- degradation
- agriculture
- biodiversity
- climate change
- food security
- Senegal
- Senegal
- Africa
- Library Collection RecordRainfall variability is a key constraint to agricultural production, livelihoods and economic growth in many developing countries. This is likely to be exacerbated in many places as rainfall…Publication Date 2011
- agriculture
- water storage
- Poverty
- Rural
- socio-economic aspects
- climate change
- Sub-Saharan Africa
- Africa
- Library Collection RecordCreated in 1968 in Zimbabwe, the Gonarezhou National Park (GNP) is a protected area dedicated to the conservation of wildlife resources. This paper offers insights in wildlife management and issues…Publication Date 2011
- management
- game
- climate change
- wildlife management
- socio-economic aspects
- Zimbabwe
- Africa
- 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 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 RecordEffects of mine dump pollution on semiarid savanna vegetation were investigated in Kombat, Namibia. Vegetation structure, species richness, composition and diversity were compared between polluted…Publication Date 2011
- heavy metals
- Kombat
- ordination
- vegetation
- pollution
- savanna
- mining
- mine dump
- species richness
- species diversity
- toxicity
- decision support systems
- Namibia
- Africa
Pagination
- First page
- Previous page
- …
- 2
- 3
- 4
- 5
- 6
- …
- Next page
- Last page