Our Soil Resources
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Our Soil Resources Encyclopedia Britannica Educational Corp; 310 S Michigan Ave; Chicago ; IL; 60604; Tel. (800)621-3900 begin_of_the_skype_highlighting (800)621-3900 end_of_the_skype_highlighting (800)554-9862 (312)347-7900PC: EBEC1949 Distributed on media: 1 film reel (11 min.), optical sound, 16 mm. Color?B & W Length: 11 MIN Description: Presents a study of the formation of soil from the rocks by temperature, chemical and mechanical processes. Describes the main types of soil and their characteristics.
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Sources
- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, sound, description
- 16mm Filmography (legacy record) — genre, description, catalog record
- 16mm Filmography editors — creator
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