treatment of trees for insect / disease / chemical application / sharp pruning tool / particular site / excess chemicals / risk evaluation protocols / Spray equipment / uniform spray solution / chemical pesticides / protective devices / work site / overhead and underground utilities / proper pruning tools / chemical injections / chemicals / chemical preparation / underground utilities / mechanical device / /
Organization
International Society of Arboriculture Tree Pruning Best Management Practices / Cornell University’s Urban Horticulture Institute / International Society of Arboriculture Tree Risk Best Management Practices / Department of Public Works / Lancaster Department of Public Works / International Society of Arboriculture / College of Agricultural Sciences and Cooperative Extension / /
Position
A. General / responsible worker / contractor / Director / Public Works Director / Comprehensive General / /
Product
Crown / Polaroid a300 Digital Camera / tree parts / tanks / /
Tree Manual_Standards for Arborculture Work rev[removed]