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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

Learn more about the history of ERIC here. PDF icon

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Peer reviewed Peer reviewed
ERIC Number: EJ055550
Record Type: CIJE
Publication Date: 1972
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Biogeochemical Cycles
Likens, Gene E.; Bormann, F. Herbert
Science Teacher, 39, 4, 15-20, Spr 72
Descriptors: Biology, Ecology, Environmental Education, Resource Materials, Soil Science, Trees
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Nutrients