نتایج جستجو برای: astacus leptodacthylus

تعداد نتایج: 405  

2017
Sune Agersnap William Brenner Larsen Steen Wilhelm Knudsen David Strand Philip Francis Thomsen Martin Hesselsøe Peter Bondgaard Mortensen Trude Vrålstad Peter Rask Møller

For several hundred years freshwater crayfish (Crustacea-Decapoda-Astacidea) have played an important ecological, cultural and culinary role in Scandinavia. However, many native populations of noble crayfish Astacus astacus have faced major declines during the last century, largely resulting from human assisted expansion of non-indigenous signal crayfish Pacifastacus leniusculus that carry and ...

2017
Costas Perdikaris Evangelos Konstantinidis Christos Georgiadis Antonín Kouba

Crayfish are charismatic creatures of high interest to humans, among others playing key roles in freshwater ecosystems. Considering the significance of indigenous crayfish species (ICS) as well as the risks posed by non-indigenous crayfish species (NICS) that may dissemite a crayfish plague pathogen Aphanomyces astaci, astacological research has advanced particularly in Europe. In this context,...

Journal: :Knowledge and Management of Aquatic Ecosystems 2022

The noble crayfish ( Astacus astacus ), a keystone species of high ecological, economic, and cultural importance in Europe, is threatened due to long-term population decline caused by anthropogenic pressure on its habitats, the presence non-indigenous invasive climate change. Since effective protection remaining populations requires conservation measures based comprehensive knowledge species, i...

Journal: :Bulletin Français de la Pêche et de la Pisciculture 2006

Journal: :Fishes 2023

Here, the olive leaf extract (OLE) rich in polyphenols was employed as a prebiotic agent, together with Lactobacillus reuteri and Bacillus clausii, to develop synbiotics. The effect of on probiotic strains tested at concentrations 0, 50, 100, 400, 1000 μg mL−1, also 20 40 mg mL−1. Olive mL−1 showed best activity L. B. clausii. A basal diet two experimental synbiotic-containing diets were prepar...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید