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wr <br /> • <br /> • <br /> VPB should utilize cultural practices to the maximum <br /> possible extent to control insect and disease pests of street <br /> e <br /> trees. These practices include: <br /> * Greater species diversity <br /> * Implementing a five year systematic pruning program <br /> * Sanitation of leaf material (on certain species in high <br /> risk locations) <br /> ---- ' - <br /> * Rotation planting to disperse species and p revent <br /> concentrated areas for pest breeding <br /> * Prune certain tree species at appropriate time of year <br /> * Investigation of use of biological controls <br /> * . Introduction of ; sterile : individuals.; to control insect <br /> . <br /> .- Removal of diseased trees and replacement with another <br /> ... _ fit(.. :a• ice. .�- ..t <br /> FIKAj c1 L IMPACT: THE FINANCIAL IMPACT OF AK INTEGR TTEO PEST MAMAGEKEKT 'PROGRAM FOR STREET <br /> TREES IS AN AKMUAL EXPENDITURE OF $50,000. <br /> r ^.. _ a: <br /> 12.0 ADMINISTRATION AND REPORTING SYSTEM <br /> 12.1 Operations Nanaaement System._ <br /> Management-. information systems <br /> ----- -- are required to plan and schedule w components of th <br /> costs and performance. Important <br /> are: <br /> * Clearly understood definitioof the n work arboricultural <br /> maintenance activities to assist <br /> analysis; <br /> * A time keeping system that reports man -hours per <br /> maintenance activity; and <br /> * An appropriate inventory of what is being maintained. <br /> * Capability of evaluating performance levels in man -hours <br /> per tree for different work types based on industry <br /> standards and city goals. <br /> -10- <br />