Desde tiempo histórico las plantas medicinales se han empleado como ingrediente principal para preparación de diferentes recetas. Motivo que se investigó sobre la Huamanripa como alternativa saludable para afecciones respiratorias durante la pandemia COVID-19 en Barranca. Objetivo. El objetivo fue determinar la eficiencia de la Huamanripa como alternativa saludable para las afecciones respiratorias en la pandemia. Materiales y Método. La metodología se basa en investigación descriptiva con enfoque cuantitativo prospectivo, por lo que se cuestionó sobre la preparación, frecuencia de consumo y para que enfermedades se consumen. Obtenidos los datos se procesaron mediante estadísticas básicas y regresión. Resultados. Se determinó que la Huamanripa lo usan para tratamiento casero medicinal y consume con frecuencia 4 a 5 veces por semana para afecciones respiratorias y COVID-19, consumo de Huamanripa por mes con 23 % de la población, porcentaje de alivio de afecciones respiratorias con 84 %, correlación entre el consumo de Huamanripa y porcentaje de alivio r = 0.99 y en análisis de varianza del consumo de Huamanripa y el porcentaje de alivio no hubo significancia. Conclusiones. Concluye que la Huamanripa es una alternativa eficiente y se puede complementar con otros tratamientos para las afecciones respiratorias y síntomas de COVID-19; ya sea por sus propiedades como aceites especiales y terpenos que tienen efectos antimicrobiana, antiinflamatoria, aliviante, lo cual favorece a la salud.

The research deals with the quantification and commercialization of inorganic household waste during the pandemic in Barranca. The objective was to determine the benefit of commercialization in the quantification of inorganic residues. It is based on the descriptive method, for which the sample of 50 houses was established applying the Kunitoshi Sakurai method. The characteristics of the residues were evaluated, classified, quantified by day, month, utility and profitability were obtained. The results determined that in the classification of waste per month, paper and cardboard obtained 36.90%, per capita of inorganic waste stood out on Friday with 0.423 Kg/person/day, classification of waste per day highlighted glass materials with 40.43%, amount of inorganic waste in January obtained 1106.33 Kg/50 houses/month, amount of usable inorganic waste obtained 1032.08 kg/50 houses/month, valuation of usable inorganic waste with S/. 564 Soles and utility, profitability per month with S/. 264.00 Soles and 25.60%. It is concluded that in the pandemic, usable inorganic waste increased in January with 1032.08 kg/ 50 houses/month, obtaining greater utility with 264 soles, which is equivalent to 25.60% profitability, which shows that it is beneficial to generate work.

At the opening of blended classes there was an increase in electronic devices for learning. Therefore, this research deals with teaching through electronic devices for learning in times of pandemic. The objective was to determine how electronic devices influence learning. It is based on the comparative descriptive and cross-sectional method, for which a representative sample of 40 students was taken, who rotated by group alternately to face-to-face and remote classes in order to avoid getting infected. Questionnaire instruments were used on: Do they have electronic devices for remote classes? Do they have internet connectivity for remote classes? Do they understand the face-to-face teachings of mathematics and communication courses? And do they capture the teachings in a virtual way of mathematics and communication? It was determined that, in week 8, there were 95% of students who have electronic devices, internet service with 90%, understand the teachings in person with 88% and understand the teachings virtually with 80%. It is concluded that, as the weeks passed, there was an increase in electronic devices and internet service, which improved the teachings in the face-to-face class and strengthened what was learned in the remote classes.

La subida de precios de alimentos y energéticos por causa de la pandemia y el problema geopolítico entre Rusia y Ucrania han afectado a nivel global la economía. Motivo que se investigó sobre sostenibilidad con compost a base de residuos de mercado para obtener mayor rendimiento de rabanito en Barranca. El objetivo fue determinar la dosis adecuada del compost para obtener rendimiento sostenible en rabanito. Se basa en metodología aplicada; por lo que empleó el diseño de bloques completamente al azar que constó de 3 bloques y 5 tratamientos. Se aplicaron las dosis de compost y evaluaron las características físicas, cantidad de nitrógeno aprovechable y análisis económico. Se determinaron que en características físicas destacó el T5 con 10 tn/ha en longitud de planta con 28.23 cm, peso de planta con 41.86 g, diámetro ecuatorial con 3.65 cm, diámetro polar con 4.11 cm, rendimiento comercial con 12.051 tn/ha, aprovechamiento de nitrógeno con 194.44 Kg/ha, análisis económico con S/. 3000 soles ($777.54 dólares americano). Se concluye que a mayor dosis de compost a base de residuos de mercado que es T5 con 10 tn/ha se obtuvo mayor rendimiento con 12.051 tn/ha diferenciándose en 23.50 % con respecto al T1 (testigo); sin embargo, no alcanzó a lo convencional que duplica el rendimiento y menor precio; sin embargo, es sostenible porque mejora y conserva las propiedades suelo, obtiene fruto ecológico y reduce la contaminación ambiental.

Technological innovation in the use of platforms during the pandemic is vital in learning. Therefore, teaching and learning through platforms during the pandemic was investigated. The objective was to know the efficiency of teaching through the use of platforms in the learning of university students. The research is based on the descriptive method with a cross-sectional approach, for which it was questioned what platforms do they use for teaching and learning? Do they understand the topics covered during the classes? And what proposals do you propose to improve teaching through the use of platforms? Once the data for each month was obtained, they were processed using basic statistics. The results determined that in the use of platforms used for teaching, Google Meet stood out with 90%, they understood the teachings through the use of platforms with 90% in June and constant communication as a proposal to improve teaching with 55% in May and June. It is concluded that there was efficiency in the teachings through the use of platforms such as Google Meet and constant communication improves the learning of the university student.