Observation of embryonic and larval development of crossbreed F_1 by Paralichthys olivaceus(♀) ×Paralichthys dentatus(♂);
褐牙鲆(♀)×犬齿牙鲆(♂)杂交子一代胚胎发育及仔稚鱼形态学观察
In order to select several flatfish species which can promote the seawater fish farming in China, hybridization between Paralichthys olivaceus♀and Paralichthys dentatus♂by artificial method was studied.
以培育一个或数个生长迅速、抗逆性强,同时又肉质优良的牙鲆类养殖品种为主要目的,对褐牙鲆♀×犬齿牙鲆♂的杂交进行试验研究,为牙鲆类养殖品种的改良与选育进行了尝试性探索。
This paper analyses the individual features of caniniids and theirstratigraphic distribution and discusses the main differences of some caniniids which were easlyconfused one anothe
福建晚石炭世地层发育了大量的犬齿珊瑚类。