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Periodicity of the Blue-green Algae and Their Effect on the Efficiency of Manure-disposal Lagoons
Harry J. EbyV. P. Singh
出版Agricultural Research Service, U.S. Department of Agriculture, 1972
URLhttp://books.google.com.hk/books?id=KtMUPEzCRJMC&hl=&source=gbs_api
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