Results 91 to 100 of about 52,601 (220)

معالجة مياه الصرف الصناعي من التلوث البکتيري باستخدام مستخلص الطحالب الکحولي TREATMENT OF INDUSTRIAL WASTE WATER FROM BACTERIAL CONTAMINATION BY USING ETHANOLIC ALGAE EXTRACT [PDF]

open access: yesAssiut University Bulletin for Environmental Researches, 2011
الملخـــص : اختبــر تــأثير المســتخلص الکحــولي لطحلبــي Nostoc linkia و Chara sp علــى نمــو بکتيريــا Escherichia coli وPseudomonas aeruginosa المعزولة من المياه الملوثـة تحـت ظـروف مختبريـه 37م، وخـلال فتـرة معاملـة 72 سـاعة لکـلاالطحلبين.
doaj   +1 more source

Evaluation of current and future water resources development in the Lake Tana Basin, Ethiopia [PDF]

open access: yes
Lakes / Weirs / Environmental flows / Water resources development / Models / Ethiopia / Lake Tana Basin / Chara Chara ...
Alemayehu, T.   +3 more
core  

PTPS Candidate Exoplanet Host Star Radii Determination with CHARA Array

open access: yes, 2012
We propose to measure the radii of the Penn State - Torun Planet Search (PTPS) exoplanet host star candidates using the CHARA Array. Stellar radii estimated from spectroscopic analysis are usually inaccurate due to indirect nature of the method and ...
Aleksander Wolszczan   +7 more
core   +1 more source

The spatial and temporal heterogeneity of macrophyte communities in thirty small, temporary ponds over a period of ten years [PDF]

open access: yes, 2008
Ponds are important habitats within many landscapes because of the diversity of wildlife they support. This arises in part because of the heterogeneity of ecological communities found in neighbouring ponds but this variation has proved difficult to ...
Allen   +44 more
core   +2 more sources

Optical Interferometry of early-type stars with PAVO@CHARA. I. Fundamental stellar properties [PDF]

open access: yes, 2013
We present interferometric observations of 7 main-sequence and 3 giant stars with spectral types from B2 to F6 using the PAVO beam combiner at the CHARA array.
Brummelaar, T. A. Ten   +10 more
core   +1 more source

Comparison of Two Year Classes of Hybrid Grass Carp and Grass Carp for Aquatic Plant Control [PDF]

open access: yes, 1983
Two year classes of grass carp and F, hybrids resulting from bighead carp male x grass carp female were compared at various stocking densities for aquatic plant control.
Freeze, Mike, Henderson, Scott
core   +2 more sources

The Search for Stellar Companions to Exoplanet Host Stars Using the CHARA Array

open access: yes, 2008
Most exoplanets have been discovered via radial velocity studies, which are inherently insensitive to orbital inclination. Interferometric observations will show evidence of a stellar companion if it sufficiently bright, regardless of the inclination ...
Ellyn K. Baines   +10 more
core   +1 more source

Chara globularis – Chara connivens – Chara contraria: more insights from morphology and genetics

open access: yes, 2018
Most field charophytologists have experienced that the morphology of Chara specimen can be intermediate” between two different species. We collected a Chara sample in lake Sava, close to Belgrade, Serbia. The habitus of this specimen resembled C. contraria, but the microscopic details (“spines”, stipulodes) resembled C. virgata. Preliminary analysis of
Schneider, Susanne   +3 more
openaire   +1 more source

Comparison of gastropod mollusc (Apogastropoda: Hydrobiidae) habitats in two crater lakes in Nicaragua

open access: yesRevista de Biología Tropical, 2008
The aquatic gastropod mollusc, Pyrgophorus coronatus, may perform an important role in the transmission of an emergent ocular pathology among fishes in Lake Apoyo, Nicaragua.
Jeffrey K McCrary   +4 more
doaj  

Ruling Out Possible Secondary Stars to Exoplanet Host Stars Using the CHARA Array

open access: yes, 2010
Of the over 450 exoplanets known to date, more than 420 of them have been discovered using radial velocity studies, a method that tells nothing about the inclination of the planet's orbit.
Allende Prieto   +46 more
core   +1 more source

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