INFLUENCE OF MICROBIOLOGICAL SPECIMEN BS 225 ON LARVA OF ALTAI MIRROR CARP (CYPRINUS CARPIO)
Abstract
The article analyzes therapeutical dose of microbiological specimen and its influence on mortality rate of Altai mirror carp larva when breeding as built. This carp is bred in the Altai region and adjusted to extreme continental climate with great variation of temperatures from 35 ºС in summer to –45 ºС in winter. The total warmth is 2 100–2 900 degree days. The period of active uptake in summer is short and it is about 90–100 days. The authors make case it is important to make conditions for increasing of carp larva resistance and provide high weight gain. The paper explores 2 doses of 200 and 300 mcl pro 0.5 kg of feed. The research was carried out at the fish farm of the II fishery zone and showed that specimen increased fish resistance and kept larva mortality rate. The authors observed higher mortality rate when applying microbiological specimen dosed daily as 300 mcl/0.5 kg of feed once a day during 5 days and then in a day until the end of the experiment (9 applications in total).
About the Authors
G. A. NozdrinRussian Federation
I. V. Moruzi
Russian Federation
E. A. Startseva
Russian Federation
A. B. Ivanova
Russian Federation
E. V. Pishchenko
Russian Federation
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Review
For citations:
Nozdrin G.A., Moruzi I.V., Startseva E.A., Ivanova A.B., Pishchenko E.V. INFLUENCE OF MICROBIOLOGICAL SPECIMEN BS 225 ON LARVA OF ALTAI MIRROR CARP (CYPRINUS CARPIO). Bulletin of NSAU (Novosibirsk State Agrarian University). 2015;(3):138-142. (In Russ.)