Arbuscular mycorrhizal fungi diversity in coffee (Coffea arabica) plantations on the Tacaná volcano, Chiapas, Mexico Dahkkit: Bertolini, Vincenzo, Montaño, Noé Manuel, Salazar-Ortuño, Blanca Larissa, Chimal-Sánchez, Eduardo, Varela, Lucía

Ornamental use of Guarianthe skinneri (Orchidaceae), in Chiapas and Guatemala, is partially responsible for its diversity and genetic structure Dahkkit: Coutiño-Cortés, Ana Gabriela, Bertolini, Vincenzo, Archila Morales, Fredy, Valle-Mora, Javier, Iracheta-Donjuan, Leobardo, García-Bautista, Maricela, Ruiz-Montoya, Lorena