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Un total de 175 muestras de suelos fueron recolectadas en la zona noroeste de Santa Fe y sur de Santiago del Estero durante el período 2001-2009. Se realizaron análisis fisicoquímicos (pH, Nitrógeno Total, Nitrógeno Nítrico, Nitrato, Fósforo,…

Contexto: El suelo es un recurso importante y constituye la base para la explotación agropecuaria y forestal. Sus propiedades químicas tienen relación con la disponibilidad de nutrientes. Sin un estudio adecuado de los indicadores de la naturaleza…

El manejo agrícola del suelo en zonas de laderas del trópico húmedo de México, determina los procesos erosivos e influye en las propiedades químicas y biológicas. En el presente estudio se evaluó el impacto del sistema de milpa intercalada con…

Apart from the effects of treating those infected with COVID-19, the pandemic has also affected treatment for other diseases, which has been either interrupted or canceled. The aim of this paper is to provide a financial model for obtaining the cost…

This work seeks to structure a proposal for an application to the small producer that assist in the association of crops in agroforestry systems. To use the app you will need a smartphone or tablet that can function without dependence on the internet…

This article presents the proposal designed for the development and transfer of a Farm Management Information System (FMIS) in its web version, to a pilot group of producers of the fruit and vegetable sector in Colombia. The FMIS integration process…

Abstract This study was carried out in the Columbe parish of the Colta canton due to this area's availability of water and favorable climatic conditions for trout farming. Data were collected through a survey consisting of 20 closed questions, of…

Both sexes of the enigmatic laophontid species Pseudonychocamptus carthyi Hamond, 1968 (Copepoda, Harpacticoida) are redescribed in detail based on type and other material from Norfolk, England. The species exhibits marked differences with other…

Coronavirus disease 2019 (COVID-19) is a pandemic and rapidly progressing infectious disease that represents a global health care emergency due to severe acute respiratory syndrome. Rapid tests detect antigen or antibody presence, which is useful for…