PRESENTACIÓN

PRESENTACIÓN

Alcides Wilfredo Carpio.
: 256. : PDF (Spanish):341

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18-19

Glyphosate and nitrogen fertilizers to control Sorghum halepense (L.) Pers. during two seasons

Glifosato y fertilizantes nitrogenados para controlar Sorghum halepense (L.) Pers. en dos épocas

Jorge Luis Tejada, Fabiola Condore Medrano, Edgardo Vilcara Cárdenas, Patricia Díaz Ramírez, Jorge Tobaru.
: 879. : PDF (Spanish):604 HTML (Spanish):1978 EPUB (Spanish):205

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20 - 28

Effect of potassium fertilization and spacial arrangements on tomato production (lycopersicum esculentum mill)

Efecto de la fertilización potásica y arreglos espaciales en la producción de tomate (lycopersicum esculentum mill)

Adolfo Leguizamón Resquín, Alfredo Balbuena Candado, Lidia Raquel Fleitas Quintana, Celia Antonela Quintana Fleitas, Marcos Antonio Sánchez Gonzales, Edith Diana María Ruiz Díaz Lovera.
: 515. : PDF (Spanish):391 HTML (Spanish):206 EPUB (Spanish):173

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29 - 40

Pollution by heavy metals of the micro-basin of the Alto Huallaga river and agricultural soils

Contaminación por metales pesados de microcuenca del rio Alto Huallaga y suelos agrícolas

Manuel Llanos Zevallos, Abel Alberto Muñiz Paucarmayta, Marco Herber Muñiz Paucarmayta, Guillermo Lorenzo Vílchez Ochoa, Guillermo Gomer Cotrina Cabello.
: 2763. : PDF (Spanish):1164 HTML (Spanish):1917 EPUB (Spanish):172

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41 - 48

Typification of coffee, cocoa and livestock farming systems in the Ecuadoriamn Amazon

Tipificación de los sistemas de cultivo de café, cacao y ganadero, en la Amazonía ecuatoriana

Marco Omar Vizuete Montero, Klever Eduardo Vizuete Montero.
: 528. : PDF (Spanish):420 HTML (Spanish):174 EPUB (Spanish):202

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49 - 58

Productive behavior of elephant grass (Cenchrus purpureus) with the application of dose of nitrogen

Comportamiento productivo del pasto elefante (Cenchrus purpureus) con la aplicación de dosis de nitrógeno

Carlos Alberto Mongelós Barrios, Raúl Sánchez Jara, Florencio David Valdez Ocampo, Sandro Valentín Chávez Insfrán, Guido René Arévalos Pedrozo, Wilfrido Daniel Lugo Pereira.
: 661. : PDF (Spanish):585 HTML (Spanish):135 EPUB (Spanish):200

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59 - 68

Identification of Gram-positive Bacteria in raw milk samples obtained by manual milking

Identificación de Bacterias Gram positivas en muestras de leche cruda, obtenida por ordeño manual

Sara Melissa Yupangui Asanza, Jackson Daniel Moran Castillo, Carmen Elizabeth Silverio Calderón, Silvana Gabriela Manzanares Loaiza, Alex Rodrigo Flores Acosta, Luis Eduardo Zuñiga-Moreno.
: 1729. : PDF (Spanish):941 HTML (Spanish):254 EPUB (Spanish):216

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69 - 83

Dynamics of quinoa (Chenopodium quinoa) production and exports in Peru

Dinámica de la producción y exportación de quinua (Chenopodium quinoa) en Perú

Alberto Luis Pantaleón Santa María, Jose Carlos Montes Ninaquispe, Liliana Milagros Portilla Capuñay, Pedro Otoniel Morales Salazar, Ramiro Azañero Díaz, Richard Ignacio Montes Tocto.
: 3540. : PDF (Spanish):2024 HTML (Spanish):1836 EPUB (Spanish):219

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84 - 94

Handmade lysimeters to estimate the crop coefficient of purple corn (Zea mays L.).

Lisímetros artesanales para estimar el coeficiente de cultivo del maíz morado (Zea mayz L.)

Jose Figueroa Ramirez, Abelardo Manrique Diaz Salas, Santos Severino Jacobo Salinas, Walter Vizcarra Arbizu, Luisa Madolyn Alvarez Benaute, Dalila Illatopa Espinoza.
: 1077. : PDF (Spanish):557 HTML (Spanish):374 EPUB (Spanish):189

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95 - 109

Physical, chemical and microbiological evaluation of the soil in Musa paradisiaca Cavendish and Elaeis guineensis Jac crops. Los Ríos Province

Evaluación físico, químico y microbiológico del suelo en cultivos de Musa paradisiaca Cavendish y Elaeis guineensis Jac. Provincia de los Ríos

Javier Oswaldo Soto-Valenzuela, Manuel Salvador Álvarez-Vera, Jacinto Enrique Vázquez Vásquez, Génesis Brigitte Ricardo Ricardo.
: 2192. : PDF (Spanish):990 HTML (Spanish):246 EPUB (Spanish):183

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110 - 125

Current situation and management of water resources in the Lima region of Peru

Situación actual y gestión de los recursos hídricos en la región de Lima en Perú

Abner Hugo Gutiérrez Dueñas, Alfredo Alexander Baltazar López.
: 3942. : PDF (Spanish):1819 HTML (Spanish):1112 EPUB (Spanish):191

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126 - 136

Potential sites of scorrientia water harvesting for agricultural and livestock use, Upper Pozuzo Basin, Peru

Sitios potenciales de cosecha de agua escorrientia para uso agropecuario, Cuenca del Alto Pozuzo, Perú

Danilo Dusan Bukvich Echevarria, Hitlser Juan Castillo Paredes, Alina Mabel Zafra Trelles, Moisés Agustín Cristóbal.
: 569. : PDF (Spanish):454 HTML (Spanish):369 EPUB (Spanish):181

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137 - 152

Physicochemical characterization of the oil extracted from ten varieties of quinoa (Chenopodium quinoa)

Caracterización fisicoquímica del aceite extraído de diez variedades de quinua (Chenopodium quinoa)

Alfonso Ruiz Rodríguez, Zebina Leandro De la Cruz, Franklin Ore Areche, Lissete Lourdes Aguirre Huayhua.
: 612. : PDF (Spanish):430 HTML (Spanish):233 EPUB (Spanish):183

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153 - 163

Antitoxic effect of Aloe vera L. against piroxicam in Allium cepa L

Efecto antitóxico de Aloe vera L. frente al piroxicam en Allium cepa L

Luis Gonzales-Llontop, Mariel Chotón-Calvo, Julio Chico-Ruiz, Luisa Reyes Rodríguez, Marcela Saldaña Miranda.
: 533. : PDF (Spanish):366 HTML (Spanish):102 EPUB (Spanish):218

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164 - 175

Analysis of CO2 Emissions in Peru through Principal Components and Hierarchical Classification

Análisis de Emisiones de CO2 en Perú a través de componentes Principales y clasificación jerárquica

Julio Cesar Quispe Mamani, Charles Arturo Rosado Chávez, Lucas Ponce Quispe, Marcial Guevara Mamani, German Roberto Quispe Zapana, Manuel Timoteo Enriquez Tavera.
: 2377. : PDF (Spanish):865 HTML (Spanish):1390 EPUB (Spanish):173

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176 - 190

Reforestation, a perception about the preservation of the environment in the upper circumlacustrine area of Puno

Reforestación, una percepción sobre la preservación del ambiente en la zona alta circunlacustre de Puno

Haydee Clady Ticona-Arapa, Audberto Millones-Chafloque, Nelly Olga Zela-Payi, Nancy Chambi-Condori, Anibal Sucari-León.
: 1865. : PDF (Spanish):589 HTML (Spanish):445 EPUB (Spanish):176

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191 - 207

Effect of a foliar fertilizer on the production of Lactuca sativa L

Efecto de un fertilizante foliar en la producción de Lactuca sativa L

Marcos Antonio Sánchez González, Sofía Mabel Urundé Rojas, Edith Diana María Ruiz Díaz Lovera, Celia Antonella Fleitas Quintana, Alcides Fernández Sánchez, Rosanna Maria Britos Pedrozo.
: 957. : PDF (Spanish):433 HTML (Spanish):436 EPUB (Spanish):188

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232 - 243

Epiphytic lichens as bioindicators of air pollution in the city of Lircay, Peru

Líquenes epifitos como bioindicadores de contaminación del aire en la ciudad de Lircay, Perú

Russbelt Yaulilahua-Huacho, Liliana Asunción Sumarriva-Bustinza, José Luis Gave-Chagua, Jorge Luis Huere-Peña, Rubén Garcia-Ticllacuri.
: 1855. : PDF (Spanish):905 HTML (Spanish):133 EPUB (Spanish):210

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244 - 255

Competitiveness of the blueberry agro-export industry in Peru, 2015-2019

Competitividad de la industria agroexportadora del arándano en el Perú, 2015-2019

Jorge Antonio Ramírez Rodríguez, Denís Leonor Mendoza Rivas, Edwin Johny Asnate Salazar.
: 2635. : PDF (Spanish):4031 HTML (Spanish):328 EPUB (Spanish):187

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256 - 272

Willingness to pay for the sustainability of the drinking water service in the Chucaripo community, Peru

Disponibilidad a pagar por la sostenibilidad del servicio de agua potable en el Centro Poblado Chucaripo, Perú

Yudy Huacani Sucasaca, Bertha Béjar Parra, Jesús Mamani, Iwer Jaime Machaca Condori.
: 837. : PDF (Spanish):578 HTML (Spanish):75 EPUB (Spanish):151

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273 - 283

Bibliometric study on environmental awareness in solid waste treatment in PubMed

Estudio bibliométrico sobre conciencia ambiental en tratamiento de residuos sólidos en PubMed

Jessica Paola Palacios Garay, Julia Teves Quispe, Karla Robalino Sanchez.
: 746. : PDF (Spanish):403 HTML (Spanish):141 EPUB (Spanish):176

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208 - 219

Solid waste management and its relationship with public investment in municipalities in Peru

Gestión de residuos sólidos y su relación con la inversión pública en municipalidades del Perú

Henry Milthon Solis Ruiz.
: 8572. : PDF (Spanish):2601 HTML (Spanish):1414 EPUB (Spanish):186

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220 - 231