Diagnóstico del uso de animales de tiro en una zona montañosa del norte del Cauca

Autor: Herrera Gutiérrez Oscar Alonso, Vidal Ordóñez Milton, Serrano López Miguel

Publikováno v: Acta Agronómica, Vol 45, Iss 2-4, Pp 97-108 (1995)

The possibilities to stablish an organization of plowmen were studied in the northern zone of the Department del Cauca (Colombia) in 1993. This research was carried out in four representative subzones, San Antonio, Mondomo, El Pital and Pescador. The

Externí odkaz: https://doaj.org/article/86271f7e6dc34ed18300870f7b90755e

Estudio comparativo de dos herramientas de preparación del suelo con tracción animal y una manual, en zonas de ladera

Autor: García C. Luz Marina, Herrera Gutiérrez Oscar Alonso, Serrano López Miguel

Publikováno v: Acta Agronómica, Vol 45, Iss 2-4, Pp 109-118 (1995)

This work was carried out at the location of Potrerillo (Caldono) and at the "Indian Reservation La Maria" (Piendamó) in the Northern zone of Cauca department (Colombia). Two different implements using animal draught (Arandino plow and conventional

Externí odkaz: https://doaj.org/article/f5f6ef06a148408484d69fc17110f91f

Efecto de dos arreglos de ruedas motrices del tractor sobre la capacidad de campo efectiva en labor de arada

Autor: Herrera Gutiérrez Oscar Alonso, Reyes Leal León

Publikováno v: Acta Agronómica, Vol 39, Iss 3-4, Pp 127-132 (1989)

The effect of the two tractor wheel arrangements-double field wheel/single furrow wheel (double Re/single RS) and single field wheel/single furrow wheel (single RC/single RS,) on the effective field capacity in ploughing, was studied in order to prov

Externí odkaz: https://doaj.org/article/d49b5faec3604b1ba35600f600b1984e

Identificación y evaluación de pérdidas en cosecha mecanizada en el cultivo del sorgo Sorehum bicolor (L.) Moench en los municipios de Palmira y Candelaria

Autor: Herrán Jaramillo, Yolanda Liliana, Londoño Callejas, Julio Eduardo, Herrera Gutiérrez, Oscar Alonso

Publikováno v: Acta Agronómica, Vol 45, Iss 2-4, Pp 89-96 (1995)
Repositorio UN
Universidad Nacional de Colombia
instacron:Universidad Nacional de Colombia

A trial on tour farms, located in the municipalities of Palmira and Candelaria, from february to July in 1993 was carried out in order to: Identify machinery systems which cause the most losses; and - evaluate the causes and quantify the losses given

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::70242781c36353f64149465f38a89dc7
https://repositorio.unal.edu.co/handle/unal/29539

Efecto de dos arreglos de ruedas motrices del tractor sobre la capacidad de campo efectiva en labor de arada

Autor: Reyes Leal, León, Herrera Gutiérrez, Oscar Alonso

Publikováno v: Acta Agronómica, Vol 39, Iss 3-4, Pp 127-132 (1989)
Repositorio UN
Universidad Nacional de Colombia
instacron:Universidad Nacional de Colombia

The effect of the two tractor wheel arrangements-double field wheel/single furrow wheel (double Re/single RS) and single field wheel/single furrow wheel (single RC/single RS,) on the effective field capacity in ploughing, was studied in order to prov

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::59bc28d8a808156d5f9e1f9593e61692
http://revistas.unal.edu.co/index.php/acta_agronomica/article/view/15675