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Yerly, Michel Ecologie comparée des prairies marécageuses dans les Préalpes de la Suisse occidentale / par Michel Yerly Zürich - Geobotanisches Institut der ETH, Stiftung Rübel, 1970 Incluso in > Veroffentlichungen des Geobotanischen Institutes der Eidgenossischen technischen Hochschule, Stiftung Rubel, in Zurich Testo Monografico Yfantis, Stavros L' ecologia, ogni giorno - guida al cambiamento delle abitudini quotidiane / Stavros Yfantis, Stefano Generali Athens - Ecotopia, stampa 2003 Testo Monografico Ylla Animaux des indes / texte et photographies d'Ylla mise en pages de Luc Bouchage Lausanne - Le guilde du livre, 1958 Testo Monografico Yodzis, Peter Competition for space and the structure of ecological communities / Peter Yodzis Berlin ; Heildelberg ; New York - Springer Verlag, 1978 Testo Monografico Yodzis, Peter Introduction to theoretical ecology / Peter Yodzis Cambridge - Harper and Row, c1989 Testo Monografico Young, J. O. Keys to the freshwater microturbellarians of Britain and Ireland - with notes on their ecology / by J.O. Young Ambleside - The freshwater biological association, 2001 Testo Monografico Young, Linda J. Statistical ecology - a population perspective / Linda J. Young, Jerry H. Young Boston etc. - Kluwer academic, c1998 Testo Monografico Young, Pauline Scientific social surveys and research - an introduction to the backgroung, content, methods, principles, and analysis of social studies / Pauline V. Young ; with chapters on statistics, scaling techniques, graphic presentation, and human ecology by Calvin F. Schmid Englewood Cliffs, N.J. - Prentice-Hall, c1956 Testo Monografico Young, Pauline V. Scientific social surveys - an introduction to the background, content, methods, and analysis of social studies / by Pauline V. Young ; with chapters on statistics, scaling techniques, graphic presentation, and human ecology by Calvin F. Schmid ; and a foreward by Stuart A. Rice New York - Prentice-Hall, 1939 Testo Monografico Young, Pauline V. Scientific social surveys and research - an introduction to the background, content, methods, and analysis of social studies / by Pauline V. Young ; with chapters on statistics, scaling techniques, graphic presentation, and human ecology by Calvin F. Schmid and a foreword by Stuart A. Rice New York - Prentice-Hall, 1949 Testo Monografico Young, Pauline V. Scientific social surveys and research - an introduction to the background, content, methods, and analysis of social studies / by Pauline V. Young ; with chapters on statistics, scaling techniques, graphic presentation, and human ecology by Calvin F. Schmid and a foreword by Stuart A. Rice New York - Prentice-Hall, 1949 Testo Monografico Young, Pauline V. Scientific social surveys and research - an introduction to the background, content, methods, principles, and analysis of social studies / Pauline V. Young ; with chapters on statistics, scaling techniques, graphic presentation, and human ecology by Calvin F. Schmid Englewood Cliffs - Prentice-Hall, c1966 Testo Monografico Zaccheo, Rossana Gli ambienti della terra - animali e piante del pianeta / (testi- Rossana Zaccheo ; illustrazioni- Luisa Cittone Novara - Istituto geografico De Agostini, (1997 Testo Monografico Zaccone, Maria Il volo di Battista pellicano ecologista / Maria Zaccone Napoli - L'isola dei ragazzi, 2000 Testo Monografico Zadoks, J. C. A historical survey of botanical epidemiology - a sketch of the development of ideas in ecological phytopathology / J. C. Zadoks and L. M. Koster Wageningen - Veenman, 1976 Testo Monografico