Kirpichnikov, V. S. <br/><br/>
Adaptive nature of intrapopulational biochemical polymorphism in fish 

 - 16 páginas 
<br/><br/> Institute of Cytology, Academy of Science, Leningrad 194064, Tikhoretsky Avenue 4, U.S.S.R. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural Selection<br/>Drift<br/>Heterosis