Environmental improvement; air, water, and soil, edited by Ralph W. Marquis.

By: Contributor(s): Material type: TextTextPublication details: [Washington] Graduate School, U.S. Dept. of Agriculture [1966]Description: vii, 105 p. ports. 23 cmSubject(s): DDC classification:
  • 628
LOC classification:
  • TD180 .M3
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Text of the lectures presented at the lecture series, Environmental improvement, U.S. Dept. of Agriculture, May 1966.

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