16mm Filmography
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Algal Reproduction

Duration: 33

Creator: CRM/McGraw-Hill Films

Format: 16mm

Color: Color

Description: Explains how algae and phytoplankton depend upon the process of photosynthesis and are potentially a source of nutrition. Points out that the sea, covering approximately seventy-one percent of the earth's, could produce fifty percent of the earth's food instead of the present one to twenty-seven percent. The new system of classifying algae is illustrated and numerous examples of sea algae are shown. Guest lecturer, Harold J. Humm, Duke University.

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Indiana University Library Moving Image Archive

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Original permalink · Record added: 2024-04-22 21:30:57