A Robust Productivity Model for Grapple Yarding in Fast-Growing Tree Plantations

New techniques have recently appeared that can extend the advantages of grapple yarding to fast-growing plantations. The most promising technique consists of an excavator-base un-guyed yarder equipped with new radio-controlled grapple carriages, fed by another excavator stationed on the cut-over. Th...

Full description

Bibliographic Details
Main Authors: Riaan Engelbrecht, Andrew McEwan, Raffaele Spinelli
Format: Article
Language:English
Published: MDPI AG 2017-10-01
Series:Forests
Subjects:
Online Access:https://www.mdpi.com/1999-4907/8/10/396