Results 31 to 40 of about 1,491 (157)

Vegetation Diversity in Natural and Restored Forested Wetland Sites in Southeast Arkansas [PDF]

open access: yes, 2016
The loss of forested wetlands in the Lower Mississippi River Alluvial Valley in Arkansas has altered regional vegetation communities. Multiple restoration projects have been established in this region to restore wetlands and the services they provide. In
Bataineh, M.   +6 more
core   +2 more sources

Status, Dispersal, and Breeding Biology of the Exotic Eurasian Collared-Dove (Streptopelia decaocto) in Arkansas [PDF]

open access: yes, 2012
The exotic Eurasian Collared-Dove (Streptopelia decaocto) was first sighted in Arkansas at Harrison (Boone Co.) on 25 June 1989. Since this initial sighting the species has grown in numbers and is now present in 42 of 75 counties across the state. In the
Cunningham, J.   +3 more
core   +3 more sources

Dentrification potential of different landuse types in an agricultural watershed, lower Mississippi valley. [PDF]

open access: yes, 2006
Expansion of agricultural land and excessive nitrogen (N) fertilizer use in the Mississippi River watershed has resulted in a three-fold increase in the nitrate load of the river since the early 1950s.
Faulkner, Stephen, Ullah, Sami
core   +2 more sources

Parerga to the Stadiasmus Patarensis (6): Route 54 (Patara – Phellos) and new inscriptions

open access: yesGephyra, 2011
In the field survey of the Stadiasmus Patarensis (SP) in 2009, the route between Patara and Phellos was investigated. The distance between Patara and Phellos in the SP was restored as 240 stadia (45–46 km) by the editors.
Fatih Onur, Mehmet Alkan
doaj  

Checklist of Major Plant Species in Ashley County, Arkansas Noted by General Land Office Surveyors [PDF]

open access: yes, 2002
The original General Land Office (GLO) survey notes for the Ashley County, Arkansas, area were examined to determine the plant taxa mentioned during the 1818 to 1855 surveys.
Bragg, Don C.
core   +1 more source

Data Collection for a Virtual Museum on the Underwater Survey at Kas, Turkey [PDF]

open access: yes, 2011
Cataloged from PDF version of article.The Underwater Archaeological Survey Project at Kas¸, on the Lycian coast of Turkey, has emerged from a need to document, research and preserve underwater sites in the area surrounding the town of Kas¸.
Varinlioglu, G.
core   +1 more source

Quercus phellos Linnaeus 1753

open access: yes, 2007
Quercus phellos Linnaeus, Species Plantarum 2: 994. 1753. "Habitat in America septentrionali." RCN: 7210. Lectotype (Reveal & al. in Huntia 7: 233. 1987): Clayton 780 [ 906 ] (BM-000051783; iso- LINN 1128.3). Current name: Quercus phellos L. (Fagaceae). Note: Dandy (Sloane Herbarium: 112.
openaire   +1 more source

Classification System for the Natural Vegetation of Arkansas [PDF]

open access: yes, 1994
We present a hierarchical classification system for existing natural vegetation of Arkansas based on the United Nations Educational, Scientific and Cultural Organization (UNESCO) system. It incorporates aspects of systems in use by the Nature Conservancy,
Blaney, Martin   +3 more
core   +1 more source

Bias Correction in Logarithmic Regression and Comparison with Weighted Regression for Nonlinear Models [PDF]

open access: yes, 2011
Non-linear models with heteroscedasticity are commonly used in ecological and forestry modeling, and logarithmic regression and weighted regression are usually employed to estimate the parameters. Using the single-tree biomass data of three large samples,
Shou Zheng Tang, Wei Sheng Zeng
core   +2 more sources

Understanding Floristic Diversity Though a Database of Greene County Specimens [PDF]

open access: yes, 2012
We present a floristic list of Greene County, Arkansas, based on accessioned collections from the Arkansas State University Herbarium (STAR). Currently, there are 1569 specimens representing 540 taxa from Greene County in STAR.
Foard, M. B.   +2 more
core   +3 more sources

Home - About - Disclaimer - Privacy