@article {190, editor = {,}, title = {Abstract}, volume = {7}, number = {7}, pages = {190--190}, year = {1981}, doi = {10.48044/joa.1981.7.7.190}, publisher = {Arboriculture \& Urban Forestry (AUF)}, issn = {1935-5297}, URL = {https://auf.isa-arbor.com/content/7/7/190}, eprint = {https://auf.isa-arbor.com/content/7/7/190.full.pdf}, journal = {Arboriculture \& Urban Forestry (AUF)} }