pond culture 



population (animal) 



The term "population" as used 

 here refers to a collection of 

 individuals belonging to the 

 same species, forming a homo- 

 genous group living in a con- 

 tinuous environment and respond- 

 ing as a unit to fishing or other 

 causes of changes iix population 

 density. Some interr.iixing and 

 interbreeding between such popu- 

 lations, or aggregations of 

 populations, constitute the 

 units of the resources to be 

 dealt -with in conservation 

 management. Rome Ccnf. 



population ceiling 



population coirponents 



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44 



