Presence of steroid hormones in Lake Titicaca and drinking water, Puno (Peru) Walter Zamalloa-Cuba, Sirleith Siomara Condori Canaza, Olivia Magaly Luque Vilca, Luiz Tornisielo Valdemar , Franz Zirena Vilca pdf DOI: https://doi.org/10.18271/ria.2021.307
Characterization of horticultural farms in Cerro Punta, Chiriqui, Panama Rito Herrera, Rubén Collantes, Martín Caballero, Javier Pittí pdf (Spanish) DOI: https://doi.org/10.18271/ria.2021.329
Response of with yam to different planting densities and trellis height Ricardo Enrique Tamara Morelos, Lily Lorena Luna Castellanos, Amaury Aroldo Espitia Montes, Rafael Segundo Novoa Yanez , Sol Mara Regino Hernández, Víctor Alfonso De la Ossa Albis pdf (Spanish) DOI: https://doi.org/10.18271/ria.2021.271
Estimation of forage consumption for two dairy cattle biotypes in the high Andean tropics of Nariño, Colombia: Consumo materia seca bovinos Juan Leonardo Cardona Iglesias, Yesid Avellaneda Avellaneda, Edwin Castro Rincón pdf (Spanish) DOI: https://doi.org/10.18271/ria.2021.301
Copulation length on ovulatory and pregnancy rate in alpacas Jesús Martín Urviola Sánchez, Madeley Gladys Hilasaca Mamani, Francisco Halley Rodríguez Huanca, Víctor Raúl Leyva Vallejos pdf (Spanish) DOI: https://doi.org/10.18271/ria.2021.296
Impact economic of climate change on crop of organic quinua in the Altiplano Region: a Richardian approach Eusebio Benique Olivera pdf (Spanish) DOI: https://doi.org/10.18271/ria.2021.239
Census of aquatic birds and conservation of wetlands in the high Andean slopes of Peru Victor Pulido Capurro, Ernesto Málaga Arenas, David Velarde Falconí, Dominga Micaela Cano Coa, Edith Olivera Carhuaz, Jessica Acevedo Flores pdf (Spanish) DOI: https://doi.org/10.18271/ria.2021.310
Rhizobia induction mechanisms to reduce drought stress in legumes Nery Santillana pdf (Spanish) DOI: https://doi.org/10.18271/ria.2021.263
Antioxidants and total polyphenols of a black chocolate whit incorporation of unroasted cocoa (Theobroma cacao L.) Clorinda Yordana Chacón Ortiz, Pati Llanina Mori Culqui, Segundo Grimaldo Chavez Quintana pdf (Spanish) DOI: https://doi.org/10.18271/ria.2021.331