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| American Biology Teacher | 1 |
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| Booth, Gary M. | 1 |
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Peer reviewedBooth, Gary M. – American Biology Teacher, 1977
Describes construction of a model ecosystem using a 10-gallon aquarium with a sand, water and air interface. Pesticides are placed on sorghum plants grown on the terrestrial portion. After 30 days, movement of the pesticide is traced using radioisotope techniques, from terrestrial to aquatic organisms. Details for calculating concentration factors…
Descriptors: Biology, Ecological Factors, Ecology, Environmental Education
