%0 Journal Article %A Alex L. Shigo %T Some New Ideas in Tree Care %D 1975 %R 10.48044/jauf.1975.059 %J Arboriculture & Urban Forestry (AUF) %P 234-237 %V 1 %N 12 %U https://auf.isa-arbor.com/content/isa/1/12/234.full.pdf