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Metadata describing this Open University study material
Author: M. J. Pentz, M. E. Varley, R. M. Holmes
Module code: S100
OU Presentation: 1971
Publisher: The Open University
Date of publication:
Subject(s): Science
biology
parasites
fruitflies
Drosphila
plaice
fisheries
Nemeritis
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Type of text: instructional material: media notes
Table of contents: Unit 20