Quantitative Changes in Forest Quality in a Principal Overwintering Area of the Monarch Butterfly in Mexico, 1971–1999 |
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| Authors: | Lincoln P. Brower,&dagger &dagger ,Guillermo Castilleja,&dagger ,Armando Peralta,&Dagger ,Jose Lopez-Garcia,&Dagger ,Luis Bojorquez-Tapia,§ ,Salomon Diaz,§ ,Daniela Melgarejo,§ , Monica Missrie |
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| Affiliation: | Department of Zoology, University of Florida, Gainesville, FL 32611, U.S.A.; Endangered Spaces Program, World Wildlife Fund, 1250 24th Street NW, Washington, D.C. 20037, U.S.A.; Instituto de Geografia, Universidad Nacional Autonoma de México, México D.F., 06170, México; Instituto de Ecologia, Universidad Nacional Autonoma de México, México D.F., Apartado Postal 70–725, México D.F. 06170, México; Department of Conservation Biology, University of Minnesota, St. Paul, MN 55108, U.S.A. |
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