Intensive rearing of the nase Chondrostoma nasus (L.) larvae using dry starter feeds and natural diet under controlled conditions
نویسندگان
چکیده
منابع مشابه
Optimization of Feeding Rate of Juvenile Common Carp, (cyprinus Carpio L.), during Short Intensive Rearing under Controlled Conditions
The aim of this experiment was to determine the optimum feeding dose for juvenile common carp (Cyprinus carpio L.) with the average initial body weight of 0.88g (WB) and the total length of 37.9 mm (TL). The rearing was conducted for 10 days at the temperature of 27°C under controlled conditions. The fish were divided into 6 feeding groups (in triplicate), for which the doses of feed were estab...
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Comparison of morphological structures is a key element in evolutionary biology and taxonomy, as well as in the studies concerning variation and biodiversity either at interspecific or intraspecific levels. This study aimed to compare the bony structures of Chondrostoma orientale and C. nasus. For this purpose, three specimens of C. orientale from the Kor River (passing through Iran), and five ...
متن کاملEffect of initial size on daily growth and survival in freshwater Chondrostoma nasus larvae: a field survey.
Effects of initial size on the growth and survival of a freshwater fish, Chondrostoma nasus, were tested in a field survey, where individually tagged larvae were introduced into a potential nursery habitat. Characteristics of individual daily growth trajectories were utilized as a basis to explain growth, as well as survival patterns, in relation to ontogeny. Initial size only affected growth r...
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the aim of the present study was to investigate the frequency and the type of discourse markers used in the argumentative and expository writings of iranian efl learners and the differences between these text features in the two essay genres. the study also aimed at examining the influence of the use of discourse markers on the participants’ writing quality. to this end the discourse markers us...
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ژورنال
عنوان ژورنال: Czech Journal of Animal Science
سال: 2011
ISSN: 1212-1819,1805-9309
DOI: 10.17221/4330-cjas