نتایج جستجو برای: clupeonella delicatula

تعداد نتایج: 288  

Journal: :Vestnik of Astrakhan State Technical University. Series: Fishing industry 2018

Journal: :iranian j. of fisheries science 2014
m gharachorloo m mizani g hashemi a.a motalebi moghanjoghi h.r tavakoli

kilka fish are known as the main industrial and pelagic species of iran that are captured abundantly in the southern caspian sea. this study was conducted to survey the effectiveness of refinement steps on kilka (clupeonella delicatula) crude oil quality and fatty acid profiles. neutralization, bleaching, winterization and deodorization were performed on crude oil with deodorization done under ...

Journal: : 2021

The article considers studying the physiological and biochemical parameters of common sprat (Clupeonella delicatula caspia Svetovidov) taken in western part Middle Caspian Sea at different periods annual cycle. There were studied species pre-spawning state, beginning spawning, feeding stage pre-wintering stage. 
 In fish muscle tissue content water-soluble protein total lipids was determin...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1362

جمعیت قابل توجه ماهیان کیلکا و اهمیت زیاد آنها در بقای اکوسیستم دریای خزر، ما را بر آن داشت تا برخی خصوصیات زیستی شامل مراحل بلوغ جنسی (ماکروسکوپی، میکروسکوپی)، میزان هم آوری، ترکیب سنی در مراحل بلوغ جنسی، نسبت جنسی، ارتباط بین طول چنگالی و وزن سن، ارتباط بین هم آوری و طول چنگالی و وزن، وزن تخمدان و سن و زمان اوج تخمریزی را در یکی از گونه های کیلکا مورد بررسی قرار دهیم. به همین منظور از فروردین...

1998
A. R. Orpin

The scallop Zygochlamys delicatula is an indicator species for a carbonate shellground facies which occurs on the sediment-starved outer shelf and upper slope around southern New Zealand. The modern distribution of Z. delicatula is restricted to areas where sea summer surface temperatures are less than ca. 15oC. Its occurrence in Late Pliocene and Pleistocene strata in North Island has, therefo...

2017
Houping Liu Jason Mottern

Spotted Lanternfly, Lycorma delicatula (White) is a recently introduced pest of Tree-of-Heaven, Ailanthus altissima (Mill.) Swingle in North America. Natural enemy surveys for this pest in Pennsylvania in 2016 recovered an encyrtid egg parasitoid from both field collections and laboratory rearing of field-collected L. delicatula egg masses. Both molecular and morphological data confirm that the...

2014
Emily E. Peacock Robert J. Olson Heidi M. Sosik

Plankton images collected by Imaging FlowCytobot from 2006 to 2013 at the Martha’s Vineyard Coastal Observatory (Massachusetts, USA) were used to identify and quantify the occurrence of the diatom Guinardia delicatula and of a parasite that seems specific to this host. We observed infection with morphological stages that appear similar to the parasite Cryothecomonas aestivalis. Our results show...

Journal: :Zootaxa 2015
Roger A Burks Jason Mottern John M Heraty

The Neotropical Orasema festiva species group is revised, retaining O. festiva (Fabricius) and O. delicatula (Walker) as valid species, and describing four new species: O. alvarengai n. sp., O. caesariata n. sp., O. erwini n. sp., and O. reburra n. sp. The festiva-group is characterized by features that are unusual or unique in Orasema, including the presence of 8-11 labral digits, a smooth fac...

Journal: :Vestnik of Astrakhan State Technical University. Series: Fishing industry 2019

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