Aktarım Tamamlandı — 

Productivity and operational cost of mechanized weed control in young stands of Acacia mangium in the northern of Costa Rica

 

Kaydedildi:
Detaylı Bibliyografya
Yazar: Guevara-Bonilla, Mario
Materyal Türü: artículo original
Durum:Versión publicada
Yayın Tarihi:2012
Diğer Bilgiler:Two mechanical weed control operations were assesed in young Acacia mangium stands located in the northern part of Costa Rica. Through a series of time and movement observations the productivity, efficiency and costs of both operations were determined. The two operations presented efficiency values higher than 55%. The productivity of the agricultural tractor was higher (4,98ha/day) than the obtained with trimmers (1,15 ha/day). Total cost per hectare was $13 for the agricultural tractor and $52 for trimmer.
Ülke:Portal de Revistas TEC
Kurum:Instituto Tecnológico de Costa Rica
Repositorio:Portal de Revistas TEC
Dil:Español
OAI Identifier:oai:ojs.pkp.sfu.ca:article/376
Online Erişim:https://revistas.tec.ac.cr/index.php/kuru/article/view/376
Anahtar Kelime:Acacia mangium
Time study
Productivity and costs
Mechanical weed control
Costa Rica
Zona norte
Chapea mecanizada
Estudio de tiempos y movimientos
Productividad y costos