Biotic factors
Subtitle: food chains and symbiosis. Competitive and other interactions between organisms. Diversity in communities
By: prepared by an Open University Course Team
Series: Ecology: Block C, Individuals and communities -- units 12-14; Science, a third level course
Publisher: Open University
Published: 1974
Place of publication: Milton Keynes, Eng.]
Language: eng
Number of pages: 54
Notes: Cover title: Interactions between organisms; diversity.