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المؤلفون: Enrico Romanazzi, David Fiacchini, Emilio Padoa-Schioppa, Gentile Francesco Ficetola, Christiana Soccini, Giovanni Giovine, Silvia Macchi, Vincenzo Ferri, Andrea Corbetta, Raoul Manenti, Anna Bonardi, L. Bottoni
المساهمون: Bonardi, A, Manenti, R, Corbetta, A, Vincenzo Ferri, V, Fiacchini, D, Giovine, G, Macchi, S, Romanazzi, E, Soccini, C, Bottoni, L, PADOA SCHIOPPA, E, Ficetola, G
المصدر: Biological Conservation. 144:2328-2334
مصطلحات موضوعية: education.field_of_study, biology, Ecology, Population size, Amphibian decline, Population, Sampling (statistics), Biodiversity monitoring, biology.organism_classification, Bufo bufo, Geography, Italy, Abundance (ecology), Sampling effort, Meta-analysis, Conservation status, Meta-analysi, BIO/07 - ECOLOGIA, Temporal scales, Bufo, education, Ecology, Evolution, Behavior and Systematics, BIO/05 - ZOOLOGIA, Nature and Landscape Conservation, Demography