TY - JOUR T1 - An Overview of Systemic Nutrient Treatments in Trees JF - Arboriculture & Urban Forestry (AUF) JO - JOA SP - 240 LP - 242 DO - 10.48044/jauf.1988.057 VL - 14 IS - 10 AU - Elton M. Smith Y1 - 1988/10/01 UR - http://auf.isa-arbor.com/content/14/10/240.abstract N2 - ER -