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METHOD OF SPAWN INCUBATION IN ARTIFICIAL NESTS-INCUBATORS ARRANGED IN RIVERS

机译:河流人工巢穴中的小卵孵化方法

摘要

FIELD: agriculture.;SUBSTANCE: method consists in artificial fertilisation of spawn at fish breeding plants by a "dry method", in transporting spawn to places of spawning, and in laying spawn into artificial nests-incubators. The artificial nests-incubators with embryos developed to the stage of an "eye" are arranged at open from ice rapids-ripple sections of rivers at the end of March.;EFFECT: such process facilitates maintaining viability of spawn at transporting and high percent of larvae hatching.;2 cl
机译:领域:农业;物质:该方法包括通过“干法”对鱼类养殖场的产卵进行人工施肥,将产卵运至产卵地以及将产卵置于人工巢穴孵化器中。到3月底,从河流急流-波纹状河段的开阔地开始,将具有发育到“眼睛”阶段的胚胎的人工巢状孵化器布置成开放式;效果:这样的过程有助于维持卵在运输过程中的生存能力,并提高卵的成活率。幼虫孵化。; 2 cl

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