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Effects of acid-forming emissions on soil microorganisms and microbially-mediated processes - Alberta Government/Industry Acid Deposition Research Program. (Acid Deposition Research Program, 1987)

Effects of nutrient enrichment, light intensity, and temperature on growth of phytoplankton from Lake Huron - University of Michigan. Great Lakes Research Division. (Great Lakes Research Division, Great Lakes and Marine Waters Center, University of Michigan, 1978)

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Energy and environmental stress in aquatic systems : selected papers from a symposium held at Augusta, Georgia, November 2-4, 1977 - Gibbons, J. Whitfield, 1939 - (Technical Information Center, U.S. Dept. of Energy, 1978)

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Entrainment of phytoplankton at the Donald C. Cook Nuclear Plant, 1975 - University of Michigan. Great Lakes Research Division. (Great Lakes Research Division, University of Michigan, 1977)

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Especies acuáticas invasoras en México - Koleff Osorio, Patricia (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2014)

Evolution: process and product - Dodson, Edward O. (Edward Ottway), 1916 - (Reinhold, 1960)

An exploratory study using the ground layer indicator method in Montana rangelands - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2018)

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Extraction of zygnematacean zygospores from lake sediments and their potential as paleo-indicators of lake acidification : R.A.C. Project No. 464G - Ontario. Ministry of the Environment. (Environment Ontario, 1991)

Farlowia :a journal of cryptogamic botany (Farlow Library and Herbarium of Harvard University, 1944)

Farlowia :a journal of cryptogamic botany (Farlow Library and Herbarium of Harvard University, 1947)

Farlowia :a journal of cryptogamic botany (Farlow Library and Herbarium of Harvard University, 1949)

The festivus - San Diego Shell Club (San Diego Shell Club, 1974)

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Fieldiana. Geology - Field Museum of Natural History. (Chicago Natural History Museum, 1972)

Fieldiana. Geology - Field Museum of Natural History. (Chicago Natural History Museum, 1976)

Fieldiana. Geology - Field Museum of Natural History. (Chicago Natural History Museum, 1978)

Fieldiana. Geology - Field Museum of Natural History. (Chicago Natural History Museum, 1987)

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Final programmatic environmental impact statement vegetation treatments using aminopyralid, fluroxypyr, and rimsulfuron on Bureau of Land Management lands in 17 western states - United States. Bureau of Land Management. (U.S. Department of the Interior, Bureau of Land Management, 2016)

Fish and Wildlife Habitat Changes Resulting from Construction of a Nine-Foot Channel on Pools 24, 25, and 26 of the Mississippi River and the Lower Illinois River - Bellrose, Frank C. (Frank Chapman), 1916 -2005 (Defense Technical Information Center, 1979)

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Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 2012)

Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 2014)

Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 2015)

Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 2017)

Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 2018)

Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 2019)

Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 2020)

Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 2021)