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Africa's ecological future : natural balance or environmental disruption? : hearing before the Subcommittee on Africa of the Committee on Internation…
The Field Museum collections and research : Academic Affairs, Center for Evolutionary and Environmental Biology (CEEB), Center for Cultural Understan…
Genotypic and environmental effects on fatty acid composition, iodine value and oil content of peanut (Arachis hypogaea L.)
The geological aspects of the origin of life on earth
Madagascar: an environmental profile
Patterns and perspectives in environmental science : report prepared for the National Science Board, National Science Foundation
Environmental studies, South Texas Outer Continental Shelf, biology and chemistry : final report, 1977
Programmatic environmental impact statement vegetation treatments using herbicides on Bureau of Land Management lands in 17 western states : final
Programmatic environmental impact statement vegetation treatments using herbicides on Bureau of Land Management lands in 17 western states : draft
Fieldiana Life and earth sciences