نتایج جستجو برای: cyprinids
تعداد نتایج: 265 فیلتر نتایج به سال:
The purpose of the research is to develop and test new dosage forms against bothriocephalosis cyprinids. Materials methods . study was performed in experimental therapy laboratory VNIIP – FSC VIEV, on a cage fish farm Cherepetsky Rybkhoz JSC (Suvorov, Tula Region). A formulation developed for two micronized albendazole praziquantel prevent treat cestodosis fish, namely, praziquantel. For experi...
RISKS OF THE EMERGING CORONAVIRUS, FATHEAD MINNOW NIDOVIRUS (ORDER: NIDOVIRALES), ON REPRESENTATIVE GREAT LAKES FISH SPECIES By Ashley Marie Baird Since the initial isolation of the fathead minnow nidovirus (FHMNV), it has continued to be found in fathead minnows from several Midwestern states including Wisconsin, Minnesota and Illinois (Batts et al, 2012). Additionally, it has also been isolat...
The phylogenetic or evolutionary relationships of species of Cypriniformes, as well as their classification, is in a era of flux. For the first time ever, the Order, and constituent Families are being examined for relationships within a phylogenetic context. Relevant findings as to sister-group relationships are largely being inferred from analyses of both mitochondrial and nuclear DNA sequence...
The external appearance of brood fish has long been used to assess the stage of sexual development. In some species, males change in appearance during the spawning season (e.g., vivid breeding colors in cichlids, hooked jaw in salmon, and roughened texture of the pectoral fins or head of cyprinids). These physical changes make it relatively easy to identify sexually mature males. However, secon...
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