Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleA Study of the Interpretation of Trends in Multiple Curve Graphs of Ecological Situations.AuthorsPreece, Jenny; Janvier, ClaudePublicationSchool Science & Mathematics, 1992, Vol 92, Issue 6, p299ISSN0036-6803Publication typeArticleDOI10.1111/j.1949-8594.1992.tb15595.x