长江家鱼产卵场的自然条件和促使产卵的主要外界因素

NATURAL CONDITIONS OF THE SPAWNING GROUNDS OF THE “DOMESTIC FISHES” IN YANGTZE RIVER AND ESSENTIAL EXTERNAL FACTOR FOR SPAWNING

    摘要
  • 摘要: 天然水体中的草鱼(Ctenopharytigodon idellus)、青鱼(Mylopkaryngodon piceus)、鲢(Hypopkthalmichthys molitrix)、鳙(Aristichthys nobilis)四种家鱼是在流水中产卵繁殖的。

     

    Abstract: 1. The Chinese famous "domestic fishes" (Ctenopharytigodon idellus, Mylopkaryngo-don piceus, Hypopkthalmichthys molitrix and Aristichthys nobilis) cast their eggs in running waters of many rivers and tributaries in our mainland.

     

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