Results 81 to 90 of about 234,037 (182)

Extended Water Quality Monitoring of the Lincoln Lake Watershed [PDF]

open access: yes, 2000
For seven years, the Lincoln Lake (Moores Creek and Beatty Branch) watershed was monitored for improvements in water quality resulting from agricultural best management practices (BMP) implemented to reduce nutrient transport.
Cash, L. W.   +4 more
core   +2 more sources

HUBUNGAN ANTARA PERSEPSI TENTANG PEMBERIAN TUGAS DAN MOTIVASI BELAJAR DENGAN PRESTASI BELAJAR PKn SISWA KELAS VIII SMP NEGERI SE KOTA YOGYAKARTA [PDF]

open access: yes
Penelitian ini bertujuan untuk mengetahui hubungan persepsi tentang pemberian tugas dengan prestasi belajar PKn, hubungan motivasi belajar dengan prestasi belajar PKn, hubungan persepsi tentang pemberian tugas dan motivasi belajar secara bersama-sama ...
Tri Susanti, tss
core  

Water Quality Sampling, Analysis and Annual Load Determinations for TSS, Nitrogen and Phosphorus at the Wyman Road Bridge on the White River [PDF]

open access: yes, 2003
A water quality sampling station was installed at the Wyman Road Bridge just below the confluence of the three main forks of the Upper White River in January 2000. This station is coordinated with the USGS gaging station at the same location.
Cash, Wade, Nelson, Marc
core   +2 more sources

Navigation of the TSS-1 mission [PDF]

open access: yes
The Tethered Satellite System Mission was analyzed to determine its impacts on the Mission Control Center (MCC) Navigation section's ability to maintain an accurate state vector for the Space Shuttle during nominal and off-nominal flight operations ...
Jackson, Timothy C.   +2 more
core   +1 more source

Toward Reliable Benchmarking of Solar Flare Forecasting Methods

open access: yes, 2012
Solar flares occur in complex sunspot groups, but it remains unclear how the probability of producing a flare of a given magnitude relates to the characteristics of the sunspot group.
Aschwanden   +9 more
core   +1 more source

A modified integrated physical advanced primary treatment to enhance particulate organic carbon removal in municipal wastewater treatment plants

open access: yesWater Science and Technology
In the pursuit of a treatment approach that is both cost-effective and environmental-friendly, the applicability of microscreen (MS) techniques coupled with a primary sedimentation tank (PST) as a physical advanced primary treatment (APT) to enhance the ...
Behnam Askari Lasaki   +2 more
doaj   +1 more source

The base colour of fruit as an indicator of optimum harvest date for two apple cultivars (Malus domestica Borkh.)

open access: yesFolia Horticulturae, 2012
The CIE L* a* b* colour system is used to evaluate food colours. Its advantage is that the base skin colour in apples can be measured on the same fruit before and on the optimum harvest date. The aim of the research conducted between 2002 and 2006 was to
Łysiak Grzegorz
doaj   +1 more source

2003 Pollutant Loads Kings River Near Berryville, Arkansas [PDF]

open access: yes, 2004
An automatic sampler and a USGS gauging station were established in 1998 and water quality sampling was begun in 1999 on the Kings River near Berryville, Arkansas.
Cash, L. Wade, Nelson, Marc A.
core   +2 more sources

Genetic analysis of the human tumor necrosis factor alpha/cachectin promoter region in a macrophage cell line. [PDF]

open access: yes, 1989
The 615-bp 5' flanking region of the human TNF-alpha/cachectin gene was isolated and ligated to the luciferase reporter gene. In addition, a series of truncated promoter constructs was generated by exonuclease III digestion.
Economou, JS   +5 more
core  

Uso de un reactor experimental concéntrico anaeróbico a flujo pistón para el tratamiento de efluentes cerveceros

open access: yesRevista Técnica de la Facultad de Ingeniería
Se diseñó un reactor experimental concéntrico anaeróbico a flujo pistón (RECAFP) a escala piloto para el tratamiento del efluente de un reactor de recirculación interna (IC) que degrada aguas residuales de una cervecería, las cargas orgánicas ...
Francisco Pedrique P   +3 more
doaj  

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