Results 111 to 120 of about 2,542 (212)

Alien macrocrustaceans in freshwater ecosystems in the eastern part of Flanders (Belgium) [PDF]

open access: yes, 2010
Biological invasions of freshwater macroinvertebrates are gaining more and more interest because the ecological and economical impact of some of these species is high.
Boets, P.   +6 more
core   +1 more source

1871年から2002年末までに発行された郵便切手に描かれた甲殻類 : チェックリスト決定版 [PDF]

open access: yes, 2014
On the occasion of a donation of postage stamps collected by the author to the Museum of Fishery Sciences, Tokyo University of Marine Science and Technology, a checklist of all postage stamps depicting crustaceans from 1871 through 2002 has been ...
Makoto Omori, 大森 信
core   +1 more source

Enhancing maturation of Astacus leptodactylus by temperature modification

open access: yes, 2007
The object of this survey is to enhance maturation of Astacus leptodactylus by temperature modification in order to have juveniles in the starting period of crayfish culture and to reach an acceptable market size at the end of one period culture as well.
Danesh khosh Asl, Ali   +8 more
openaire   +3 more sources

Die Fische und Großkrebse der oberen und mittleren Hase : mit 1 Tabelle [PDF]

open access: yes, 1976
Der Fischbestand der Hase. eines 174 km langen Nebenflusses der Ems, wird (im wesentlichen durch Umfrage bei den Fischereiberechtigten) für die insgesamt 93,2 km lange Strecke von der Quelle bis Quakenbrück ermittelt.
Weber, Heinrich E.
core  

Effects of dietary substitution of fishmeal by black soldier fly (Hermetia illucens) meal on growth performance, whole-body chemical composition, and fatty acid profile of Pontastacus leptodactylus juveniles. [PDF]

open access: yesFront Physiol, 2023
Alvanou MV   +12 more
europepmc   +1 more source

Вплив різних концентрацій NaCL на реакції поведінки річкових раків роду Astacus [PDF]

open access: yes, 2017
Tato diplomová práce se zabývá analýzou a porovnáním dvou kategorií pohádkových filmů studia Disney. Na straně jedné stojí animované snímky 20. století, na straně druhé pak jejich moderní hrané verze.
Геля, С. Л., Костюк, В. С.
core  

Extraction of Chitin from Crayfish (Astacus leptodactylus) Shell Waste

open access: yesAlınteri Zirai Bilimler Dergisi, 2018
In this study, chitin was chemically extracted from the crayfish (Astacus leptodactylus) shells. Deproteinization, demineralization and decolorization processes were applied to obtain chitin. In order to determine characterization of the chitosan; yield, moisture and ash contents, degree of deacetylation, colour properties, Fourier Transform Infrared ...
openaire   +4 more sources

Effects of Dietary Pelargonium sidoides Extract on Growth Performance in Common Carp, Cyprinus carpio [PDF]

open access: yes, 2011
The effects of graded dietary supplementation of Pelargonium sidoides extract on growth performance, feed utilization, and body composition in common carp, Cyprinus carpio, were preliminarily evaluated.
Bircan-Yildirim, Yasemin   +2 more
core  

On the conservation of white-clawed crayfish in the Iberian Peninsula: Unraveling its genetic diversity and structure, and origin. [PDF]

open access: yesPLoS One, 2023
Martínez-Ríos M   +5 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy