Embryotoxic thresholds of mercury: Estimates from individual mallard eggs von HEINZ, G. H, HOFFMAN, D. J

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Factors affecting the toxicity of methylmercury injected into eggs von HEINZ, G. H, HOFFMAN, D. J, KONDRAD, S. L, ERWIN, C. A

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Methylmercury chloride and selenomethionine interactions on health and reproduction in mallards von Heinz, Gary H., Hoffman, David J.

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Effects of mercury and selenium on glutathione metabolism and oxidative stress in mallard ducks von Hoffman, David J., Heinz, Gary H.

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Recycled Paper Sludge Microbial Community as a Potential Source of Cellulase and Xylanase Enzymes von Heinz, Kássia G. H., Zanoni, Patrícia R. S., Oliveira, Rafael R., Medina-Silva, Renata, Simão, Taiz L. L., Trindade, Fernanda J., Pereira, Leandro M., Tavares, Lorena B. B., Giongo, Adriana

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Sets and Classes on the Work by Paul Bernays von Beklemishev, Lev D

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Developmental toxicity of lead-contaminated sediment to Mallard ducklings von HOFFMAN, D. J, HEINZ, G. H, SILEO, L, AUDET, D. J, CAMPBELL, J. K, LECAPTAIN, L. J

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Toxicity of lead-contaminated sediment to mallards von HEINZ, G. H, HOFFMAN, D. J, SILEO, L, AUDET, D. J, LECAPTAIN, L. J

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Lead poisoning of passerines at a trap and skeet range von Vyas, N.B, Spann, J.W, Heinz, G.H, Beyer, W.N, Jaquette, J.A, Mengelkoch, J.M

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Predicting mercury in Mallard ducklings from mercury in chorioallantoic membranes von HEINZ, G. H, HOFFMAN, D. J

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Lead shot toxicity to passerines von Vyas, N.B., Spann, J.W., Heinz, G.H.

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Recursion Theory Week: Proceedings of a Conference Held in Oberwolfach, West Germany, April 15-21 1984 von Ebbinghaus, Heinz-Dieter, Müller, Gert H, Sacks, Gerald E

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The Study of Time: Proceedings of the First Conference of the International Society for the Study of Time Oberwolfach (Black Forest) -- West Germany von Fraser, J. T, Haber, F. C, Müller, G. H

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Higher Set Theory: Proceedings, Oberwolfach, Germany, April 13-23 1977 von Müller, G. H, Scott, D. S

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Impaired Reproduction of Mallards Fed an Organic Form of Selenium von Heinz, Gary H., Hoffman, David J., Gold, Lyn G.

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Relation of Waterfowl Poisoning to Sediment Lead Concentrations in the Coeur d'Alene River Basin von Beyer, W Nelson, Audet, Daniel J, Heinz, Gary H, Hoffman, David J, Day, Daniel

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Mercury accumulation and loss in mallard eggs von Heinz, Gary H., Hoffman, David J.

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Recursion Theory Week: Proceedings of a Conference Held in Oberwolfach, FRG, March 19-25 1989 von Ambos-Spies, Klaus, Müller, Gert H, Sacks, Gerald E

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Toxicity of seleno-L-methionine, seleno-DL-methionine, high selenium wheat, and selenized yeast to mallard ducklings von Heinz, G.H. (U.S. National Biological Service, Laurel, MD.), Hoffman, D.J, Lecaptain, L.J

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Contaminants in American alligator eggs from Lake Apopka, Lake Griffin and Lake Okeechobee, Florida von HEINZ, G. H, PERCIVAL, H. F, JENNINGS, M. L

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