Ladders as an Aid to Seed Collection
The purpose of this outline is to describe ladders which can be used to simplify seed collection work. Not all of the ladders and devices described have been tested by the Tree Seed Plant, but each type embodies ideas which may be useful to others who are obliged to climb trees.
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Author(s): A. J. Carmichael
Publication: Tree Planters' Notes - Issue 5 (1951)