Introduction to rocks.

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Bibliographic Details
Other Authors: Energy and nutrient ecology, The cell and the structure, The ecology of streams, Human blood groups, Elementry genetics
Format: Book
Language:English
Subjects:
Rocks.
Genetics.
Cell.
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Description
Item Description:Introduction to rocks, 100's of rock varieties compose the earth. 6 programmes in one tape. 1. Introduction to rocks. 2. Energy and nutrients ecology. 3. Elementry genetics. 4. Human blood groups. 5. The ecology of streams. 6. The cell and the structure.
Physical Description:Videocassette (VHS)(ca. 120 min.) :sd., col. 1/2 in.

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