Description
Seedbed thinners reduced the density of overcrowded seedbeds permitting development of larger caliper tree seedlings. Mechanical tractor-drawn and hand-operated thinners adapted from commercially available thinners are available that reduce the cost of hand thinning.
References / Additional Information
USDA Forest Service Missoula Equipment Development Center. 1981. Mechanical nurserybed thinner. 35th Annual Report of the Vegetative Rehabilitation and Equipment Workshop (VREW); 1981 February 8-9; Tulsa, OK. Missoula, MT: USDA Forest Service Equipment Development Center: 46-49.
USDA Forest Service Missoula Equipment Development Center. 1983. Seedbed thinning equipment and mycorrhizae inoculum applicator. 37th Annual Report of the Vegetative Rehabilitation and Equipment Workshop (VREW); 1983 February 12-13; Albuquerque, NM. Missoula, MT: USDA Forest Service Equipment Development Center: 54-57.