Results 51 to 60 of about 3,007,912 (185)

Revision of the Sargassum species (Sagassaceae, Phaeophycaeae) from Acanthocarpicae and Malacocarpicae sections in Iranian southern coasts

open access: yesتاکسونومی و بیوسیستماتیک, 2014
Sargassum C. Agardh (Sagassaceae, Phaeophycaeae) is a brown algae in the Iranian southern coasts which they showed high density along the subtidal zone of area. In this study, the features of four species of Acanthocarpicae (S. crassifolium J. Agardh and
Masoumeh Shams   +2 more
doaj  

K-deformed conic sections

open access: yes, 2016
In this paper we study the effects of the K-deformed sum, defined as   on the Euclidean distance function d(P, F1) + d(P, F2) = 2a, where P is an arbitrary point in R2 ; F1 and F2 are the focus of the curve named Ellipse. The points satisfying the resulting equality d(P, F1)  d(P, F2) = 2a, describe a curve named K-deformed ellipse for which the ...
Arango Parra, Juan Carlos   +2 more
openaire   +2 more sources

Macro-Anatomical and Morphometric Investigation of the Tongue and Lingual Papillae in the Guinea fowl (Numida meleagridis)

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2019
The aim of this study was to investigate the macroanatomy and morphometric of the tongue of the guinea fowl. Six chicks (6-7 weeks), six layer hens (9-13 weeks) and six studs guinea fowl were used to study and determine the anatomical features of the ...
Ramazan İlgün   +3 more
doaj  

Anatomical and histochemical aspects of the peach palm (Bactris gasipaes Kunth) seed

open access: yesJournal of Seed Science
Bactris gasipaes Kunth (peach palm) is a palm tree (Arecaceae) widely used by Amazon people, whose seeds have dormancy of unknown cause, which result in difficulties on producing uniform seedlings.
Patrícia Nazário   +4 more
doaj  

First record of Gymnocranius griseus (Temminck & Schlegel, 1843) (Family Lethrinidae) from southern Oman, Western Indian Ocean

open access: yesArxius de Miscel-lània Zoològica, 2011
A single specimen (285 mm SL) of Gymnocranius griseus (Temminck & Schlegel, 1843) was collected from Salalah, Arabian Sea coast of Oman. It is the first record of this species from the Omani waters. It shows specific characters: deep body (2.17 times SL);
Jawad, L. A.   +6 more
doaj  

INVESTIGATION OF THE RADIAL VELOCITY OF A LOW-PRESSURE HYDROCYCLONE CLARIFIER OF SURFACE RUNOFF WATERS

open access: yesМелиорация и гидротехника
Purpose: substantiate the design and technological parameters of hydrocyclones-clarifiers by means of a detailed study of the radial velocity in significant sections, namely, at the transition from the cylindrical to the conical part of the apparatus, in
Georgy V. Degtyarev   +2 more
doaj   +1 more source

Parameterized Layout Method of Spiral Hoop Rebar in Bridge Pier Base on BIM

open access: yesBuildings
In Building Information Modeling (BIM) of bridge piers, persistent limitations have been observed in the modeling of spiral hoop rebar with variable pitch and diameter.
Hongmei Li   +3 more
doaj   +1 more source

Gonopod morphology among of seven species of eubrachyuran crabs (Crustacea: Decapoda)

open access: yesActa Biológica Colombiana
The first and second gonopods (G1 and G2, respectively) in Eubrachyura crabs are covered with cuticular specializations that vary in shape and size.
Leonardo Peres de Souza   +6 more
doaj   +1 more source

Differential Cross Sections for the H + D2 → HD(v' = 3, j' = 4-10) + D Reaction above the Conical Intersection.

open access: yesJournal of Physical Chemistry A, 2015
Hong Gao   +4 more
semanticscholar   +1 more source

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