杂交鲤的生长优势鲤是最易驯养的鱼类，已有４０００年的养殖历史。为提高鲤生长速度，数年来，以色列道尔水产养殖研究站一直进行着生长对比试验。一般说来，杂交种的生长速度能超过生长最快的亲本。在以色列，杂交鲤如无道尔一７０亲本线，一般不会出现杂种优势。因为这... Growth advantages of hybrid carp Cyprinus carp is the easiest domestication of fish, breeding history has been 4000 years. To improve the growth rate of common carp, over the years, Dole, Israel Aquaculture Research Station has been carried out growth contrast test. In general, hybrids can grow faster than the fastest growing parent. In Israel, crossbreds such as Toll-free 70 do not usually have heterosis. Because of this...