Quote:
Originally Posted by Ekka  Occasionally to prune to target (collars, unions etc) . |
Unions and forks yes but not collars really. The thickenings at the nodes on branches where laterals were shed are also collars. After all, they still have all the elements of a branch protection zone.
"Reduction cuts are made at nodes OR at crotches". Alex Shigo (my emphasis)
http://www.treeworld.info/manualuplo...ckenlittle.ppt 37.44mb PowerPoint