June 2022

Volume 47 Issue 06

/Award/

MICHEL BERGERON AWARD FOR RESEARCHERS AND SCIENTISTS FROM LATIN AMERICA AND THE CARIBBEAN

201
/Editorial/

Miguel Laufer

FAREWELL

210
/Articles/

Paula Martínez Sagredo, Alberto Díaz Araya and Felipe Hasler Sandoval

TAQUI: PAVING THE WAY TO ANDEAN FESTIVITIES (in Spanish)

212
/Reports/

Edwin Geyner Verdugo-Morales, Eduardo Alanís-Rodríguez, Gerardo Cuellar-Rodríguez, José Israel Yerena-Yamallel, Alejandro Collantes-Chávez-Costa and Jesús Eduardo Silva-García

COMPOSITION, TREE STRUCTURE AND DIVERSITY IN AN ALTITUDINAL GRADIENT OF A CLOUD FOREST IN THE SIERRA MADRE DE CHIAPAS, MEXICO (in Spanish)

218

Cecilia Rocío Juárez-Rosete, Rubén Bugarín-Montoya, Gelacio Alejo-Santiago, Juan Apolinar Aguilar-Castillo, Gabriela Rosario Peña-Sandoval, Francisco Palemón-Alberto and Circe Aidín Aburto-González

CONCENTRATION OF NITRATES IN LETTUCE (Lactuca sativa L.) IN A FLOATING ROOT SYSTEM (in Spanish)

225

Juan Manuel Núñez, Ana Penella Suarez, Regina Pérez-Gil Rodríguez, Inés Costes Maurer, José Alberto Gallardo-Cruz and Daniel Alejandro Pérez De La Mora

PRESENCE OF UNMANNED AERIAL VEHICLES TECHNOLOGY IN THE RESEARCH DOMAINS OF SUSTAINABILITY SCIENCES (in Spanish)

232

María DR González-González, Myrna L. Yeverino-Gutiérrez, Karla Ramírez-Estrada and Omar González-Santiago

SELF-MEDICATION FOR PREVENTION OF COVID-19 IN UNIVERSITY STUDENTS OF THE NORTHEAST OF MEXICO (in English)

240