Vol. 19 No. 51 (2026): Volumen 19. Número 51: Mayo-Agosto

Consejo Editorial

Comité Editorial

Gestor técnico
- PDF (Spanish)

Comité Científico Internacional

Comité Científico Internacional

Gestor técnico
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Editorial

Editorial

Phd. Fernando Pacheco Olea
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Artículos Científicos

Cadmium Mitigation in Cocoa (Theobroma cacao L.) Using Organic and Chemical Amendments in Tropical Soils under Greenhouse Conditions

Edgar Patricio Cedeño–Coll, Sady Javier García-Bendezú, Manuel Danilo Carrillo-Zenteno, Wuellins Dennis Durango-Cabanilla, Luis Humberto Vásquez-Cortez, Fernando Javier Cobos-Mora

1-14
- PDF (Spanish)
- HTML (Spanish)
Prediction of anxiety and depression in university students using a high-precision mathematical model

Juan Pablo Morales Corozo, Mero Salazar Darwin Eloy, Héctor Zumbado Hernández, Iter Patricio Varela Ceballos

15-25
- PDF (Spanish)
- HTML (Spanish)
Impact of the cantonal risk management system on governance and natural risk reduction in Babahoyo, Ecuador

Carlos Fabián Ramírez, Fabián Rivera , Luis Villacís , Gloria Iñiguez

26-40
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- HTML
Multivariate analysis of planktonic communities in relation to environmental variables in Ecuadorian Amazonian fish farming systems.

Leo Maximiliano Rodríguez Badillo, Mayra Alejandra Espinosa Chico, Kelly Katherine Rivera Freire, Daniel Israel Cisneros Silva

41-51
- PDF (Spanish)
- HTML (Spanish)
Environmental impacts of urban avifauna in the parks “La Madre” and “El Espigón” in Manta, Ecuador

Ricardo Castillo-Ruperti, Alexandra Yar, Keira Romero, Juan Macías-Demera

52-64
- PDF (Spanish)
- HTML (Spanish)
Use of chitosan (Litopenaeus vannamei) and starch (Zea mays) as a coagulant in domestic wastewater

Luis Guevara-Vinza, Gabriela Andrade-Dicao, Jaime Naranjo-Moran, Diego Muñoz-Naranjo

65-71
- PDF (Spanish)
- HTML (Spanish)
Relationship between vegetative growth and productionof peanut (Arachis hypogaea L.) in the Ecuadorian Amazon

Marco Vizuete-Montero, Carlos Carpio-Quillay, Jennifer Vargas-Bereche, Liseth Grefa-Alvarado, Carlos García-Vargas, Martha Calle-Urgiles

72-80
- PDF (Spanish)
- HTML (Spanish)
Optimization of operating conditions for raw materials in the production of black soap

Natalia Maricela Palacios Castro, Pedro David Vega Cedeño, Wilmer Ponce Saltos, Ricardo José Baquerizo-Crespo, Yunet Gómez-Salcedo, Medardo Zambrano-Arcentales, Jorge Washington Tumbaco Vera, José Francisco Díaz Izurieta

81-92
- PDF (Spanish)
- HTML (Spanish)
Exploring occupational well-being of primary school teachers

Mozhdeh Asadi Ghahnavieh, Amin Baratian

93-101
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- HTML
Neurobiology of interpersonal skills in adolescents: Systematic review

Viviana Michelle Moreno Flor, Nicole Valeska Arias Chávez, Maria Karolina Calderón Veliz, Jordy Alexander Mejia Rodas, Jeremy William Molina Salvatierra, María Vanessa Triviño Burbano

102-110
- PDF (Spanish)
- HTML (Spanish)
Teacher Leadership in Multigrade Rural Contexts: A Case Study in Luz de América

Gladys Correa-Mogro, Rhut Ontaneda-Avellán

111-120
- PDF (Spanish)
- HTML (Spanish)
Brecha de percepción en carga de trámites y calidad del servicio municipal en Loja, 2024-2025

Pablo José Gutiérrez Quezada, Mónica Patricia Quezada Astudillo

121-133
- PDF (Spanish)
- HTML (Spanish)
Measurement of efficiency in the administrative management of courses at the Yasuní Training Center

Alexis Javier Sánchez Pozo

134-144
- PDF (Spanish)
- HTML (Spanish)
The universities of Manabí in the national ranking of higher education institutions in Ecuador

Argenis de Jesús Montilla Pacheco, Humboldt Adán de la Torre Burgos, Gustavo Xavier Álvaro Silva

145-154
- PDF (Spanish)
- HTML (Spanish)
Is the Ecuadorian Dividend Taxation Regime Sustainable under OECD Standards? A Comparative Analysis (2010–2025)

Juan Mario-Dapena, Fabián Vilema-Escudero, Marlon Manya-Orellana

155-168
- PDF (Spanish)
- HTML (Spanish)

Normas de Publicación

Normas de Publicación
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Vol. 19 No. 51 (2026): Volumen 19. Número 51: Mayo-Agosto

Full Issue

Consejo Editorial

Comité Editorial

Comité Científico Internacional

Comité Científico Internacional

Editorial

Editorial

Artículos Científicos

Cadmium Mitigation in Cocoa (Theobroma cacao L.) Using Organic and Chemical Amendments in Tropical Soils under Greenhouse Conditions

Prediction of anxiety and depression in university students using a high-precision mathematical model

Impact of the cantonal risk management system on governance and natural risk reduction in Babahoyo, Ecuador

Multivariate analysis of planktonic communities in relation to environmental variables in Ecuadorian Amazonian fish farming systems.

Environmental impacts of urban avifauna in the parks “La Madre” and “El Espigón” in Manta, Ecuador

Use of chitosan (Litopenaeus vannamei) and starch (Zea mays) as a coagulant in domestic wastewater

Relationship between vegetative growth and productionof peanut (Arachis hypogaea L.) in the Ecuadorian Amazon

Optimization of operating conditions for raw materials in the production of black soap

Exploring occupational well-being of primary school teachers

Neurobiology of interpersonal skills in adolescents: Systematic review

Teacher Leadership in Multigrade Rural Contexts: A Case Study in Luz de América

Brecha de percepción en carga de trámites y calidad del servicio municipal en Loja, 2024-2025

Measurement of efficiency in the administrative management of courses at the Yasuní Training Center

The universities of Manabí in the national ranking of higher education institutions in Ecuador

Is the Ecuadorian Dividend Taxation Regime Sustainable under OECD Standards? A Comparative Analysis (2010–2025)

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