"Zooplankton słodkowodny." . . "Biologie d'eau douce." . . "Woda analiza." . . "International Biological Programme" . . . . . . . . . . . . . . . . . . . "A Manual on methods for the assessment of secondary productivity in fresh waters. Edited by W. T. Edmondson with the collaboration of G. G. Winberg"@en . . "Manual on methods for the assessment of secondary productivity in fresh waters" . . . "A manual on methods for the assessment of secondary productivity in fresh waters : [working meeting held at Liblice, Czechoslovakia, 3-8 April 1967]" . . . . . . . "A manual on methods for the assessment of secondary productivity in fresh waters" . "A manual on methods for the assessment of secondary productivity in fresh waters"@en . . . . . . . . . . "A Manual on methods for the assessment of secondary productivity in fresh waters" . "A Manual on methods for the assessment of secondary productivity in fresh waters"@en . . . . . . . . . . . . . . . . . . "Secondary productivity in fresh waters" . "Animaux Mœurs et comportement." . . "Invertébrés d'eau douce." . . "eau douce production animale - évaluation [études diverses]" . . "Biological productivity." . . "Freshwater invertebrates." . . "Biology." . . "Woda słodka produktywność." . . "Écologie d'eau douce." . . "Fresh water productivity Measurement." . . "Water." . . . . "Aigua dolça Productivitat." . . "Écologie animale." . . "Productivité biologique." . .