二、渔业生物学

940020 波的尼亚湾产具正常和畸形脊椎和四角大杜父鱼(Myoxocephalus quadricornis)的体重、条件系数和性腺指数的季节变动=Sea-sonal variation of mass,condition and gonadoso-matic index in fourhorn sculpin(Myoxocephalusquadricornis)with normal and malformed verte-brae in the Gulf of Bothnia[刊。