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    The 2012 revision of the ANSI Z133 Safety Standard provides the most current criteria in the United States for arborists and other workers engaged in arboricultural operations. The safety requirements in this standard address:
    • General safety
    • Electrical hazard
    • Use of vehicles and mobile equipment
    • Portable power hand tools
    • Hand tools and ladders
    • Work procedures
    This publication provides an essential guide for federal, state, and municipal authorities in drafting regulations. (©2012, softcover, nine annexes, glossary, index, 71 pp.)
  • 2017 ANSI Z133The Z133 Safety Standard was developed for the arboriculture industry under the procedures of the American National Standards Institute. The 2017 revision provides the most current criteria in the United States for arborists and other workers engaged in arboricultural operations:
    • General safety
    • Electrical hazard
    • Use of vehicles and mobile equipment
    • Portable power hand tools
    • Hand tools and ladders
    • Climbing
    • Work procedures
    This publication provides an essential guide for federal, state, and municipal authorities in drafting regulations. (©2017, softcover, ten annexes, glossary, index, 74 pp.)
  • New cover design. This complete guide to the tools and equipment used by arborists, including their specific uses and limitations, is an important resource written by an author with decades of experience on the ground and in the trees. Fully-illustrated, excellent technical information for efficient and safe operations is peppered with many engaging stories about the history of arboriculture. (©1999, softcover, glossary, index, 300 pp.) QUIZ  Designed to accompany the Arborist Equipment guide, ten CEUs* may be earned toward ISA recertification by studying the book, answering all of the quiz questions, returning the answer sheet to ISA, and receiving a score of 80% or greater. (©1997, 12 pp.) By Don Blair
  • ISA has developed a series of Best Management Practices (BMPs) for the purpose of interpreting tree care standards and providing guidelines of practice for arborists, tree workers, and the people who employ their services. This BMP provides a succinct overview of the basic definitions, concepts, and practices that pertain to landscape Integrated Pest Management (IPM). This publication is intended to aid arborists and landscape professionals in designing, planning, and implementing an IPM program as part of a comprehensive Plant Health Care (PHC) management system. Topics in this BMP include:
    • IPM Concepts
    • Action Thresholds
    • Monitoring
    • Preventive Pest Management Tactics
    • Pest Control Tactics
    (©2007, 29 pp., glossary, appendices) By P. Eric Wiseman
  • ISA has developed a series of Best Management Practices (BMPs) for the purpose of interpreting tree care standards and providing guidelines of practice for arborists, tree workers, and the people who employ their services.This BMP describes proper installation and maintenance of lightning protection systems that can effectively prevent serious lightning damage to trees. It also serves as a companion publication for American National Standard for Tree Care Operations—Tree, Shrub and Other Woody Plant Management—Standard Practices (Lighting Protection Systems). Topics in this BMP include:
    • Identification of Trees Needing Lightning Protection
    • Limitations of Tree Lightning Protection Systems
    • Susceptibility to Lightning Strikes
    • Lightning Protection Materials and Equipment
    • Lightning Protection System Design and Installation
    • Installation Methods
    • Lightning Protection System Maintenance
    • Lightning-Damaged Trees
    • Electrical Testing of Grown-Over Conductors
    • Testing Ground Systems
    • Glossary of Terms
    (©2015, softcover, 61 pp.) By E. Thomas Smiley, A. William Graham, Jr, and Scott Cullen
  • ISA has developed a series of Best Management Practices (BMPs) for the purpose of interpreting tree care standards and providing guidelines of practice for arborists, tree workers, and the people who employ their services. This BMP describes tree preservation practices that help to protect selected trees throughout the construction process so that they will continue to provide benefits for decades after site disturbance. Topics in this BMP include:
    • Planning Phase
    • Design Phase
    • Pre-Construction Phase
    • Construction Phase
    • Post-Construction Phase
    (©2008, softcover, 35 pp.) By Kelby Fite and E. Thomas Smiley
  • ISA has developed a series of Best Management Practices (BMPs) for the purpose of interpreting tree care standards and providing guidelines of practice for arborists, tree workers, and the people who employ their services. This BMP focuses on the active process of tree planting, including site and species selection, planting practices, post-planting pruning, and early tree care. It also serves as a companion publication for the American National Standard for Tree Care Operations—Tree, Shrub and Other Woody Plant Management—Standard Practices (Planting and Transplanting). Topics in this BMP include:
    • Time of Planting
    • Nursery Stock: Types, Selection, and Handling
    • Preparing the Planting Hole
    • Planting Practices
    • Root Loss and New Root Growth
    • Redevelopment of Root Structure
    • Pruning
    • Palms
    • After Planting
    • Final Inspection
    • Glossary of Terms
    (©2014, softcover, 40 pp., glossary) By Gary Watson
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    ISA has developed a series of Best Management Practices (BMPs) for the purpose of interpreting tree care standards and providing guidelines of practice for arborists, tree workers, and the people who employ their services.This BMP provides reasons why pruning is undertaken, explains pruning types and amounts, provides background on pruning cuts, reviews sample pruning specifications, and comments on timing of these operations. It also serves as a companion publication for the American National Standard for Tree Care Operations—Tree, Shrub and Other Woody Plant Management—Standard Practices (Pruning). Topics in this BMP include:
    • Pruning Objectives
    • Pruning Methods (Types)
    • Branch Attachment
    • Pruning Cuts
    • How Much to Prune
    • When to Prune
    • Pruning Tools
    • Pruning Specifications
    • Glossary of Terms
    (©2008, 37 pp.) By Edward Gilman and Sharon Lilly
  • ISA has developed a series of Best Management Practices (BMPs) for the purpose of interpreting tree care standards and providing guidelines of practice for arborists, tree workers, and the people who employ their services.This BMP is for the selection and application of fertilizers for trees and shrubs. It also serves as a companion publication for the fertilization portion of the American National Standard for Tree Care Operations—Tree, Shrub and Other Woody Plant Management—Standard Practices (Soil Management a. Modification, b. Fertilization, and c. Drainage).Topics in this BMP include:
    • Essential Elements
    • Determining Goals and Objectives of Fertilization
    • Soil Testing and Plant Analysis
    • Fertilizer Selection
    • Fertilizer Timing
    • Fertilizer Application
    • Fertilizer Application Area
    • Fertilizer Rates
    • Storage and Handling of Fertilizer
    • Sample Fertilizer Contract for Commercial/Municipal Clients
    (©2013, softcover, 39 pp.) By E. Thomas Smiley, Sharon Lilly, and Patrick Kelsey
  • ISA has developed a series of Best Management Practices (BMPs) for the purpose of interpreting tree care standards and providing guidelines of practice for arborists, tree workers, and the people who employ their services. This BMP is written for professionals who manage a large number of trees that are considered primarily as individuals rather than as groups, in locations such as municipalities, university campuses, cemeteries, military bases, corporate grounds, arboreta, homeowners associations, and private grounds. It strives to serve as a guide for making informed choices that will match inventory goals with needs and resources. Topics in this BMP include:
    • Inventory Goals and Objectives
    • Inventory Benefits and Costs
    • Inventory Types
    • Developing Work Specifications
    • Maintaining Inventory Quality
    (©2013, softcover, 35 pp.) By Jerry Bond
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    ISA has developed a series of Best Management Practices (BMPs) for the purpose of interpreting tree care standards and providing guidelines of practice for arborists, tree workers, and the people who employ their services. This BMP is intended to serve as a guide for arborists to assess tree risk as accurately and consistently as possible, to evaluate that risk, and to recommend measures that achieve an acceptable level of risk. It also serves as a companion publication for the American National Standard for Tree Care Operations—Tree, Shrub and Other Woody Plant Management—Standard Practices (Tree Risk Assessment a. Tree Structure Assessment). Topics in this BMP include:
    • Risk Assessment Basics
    • Levels and Scope of Tree Risk Assessment
    • Assessing and Evaluation Risk from Tree Failures
    • Tree Risk Categorization
    • Tree Risk Mitigation: Preventive and Remedial Actions
    • Risk Reporting
    • Tree Related Conflicts
    • Loads on Trees
    • Structural Defects and Conditions That Affect Likelihood of Failure
    • Assessing Response Growth
    • Description of Select Types of Advanced Assessments
    (©2011, softcover, 81 pp.) By E. Thomas Smiley, Nelda Matheny, and Sharon Lilly
  • ISA has developed a series of Best Management Practices (BMPs) for the purpose of interpreting tree care standards and providing guidelines of practice for arborists, tree workers, and the people who employ their services.This BMP describes proper installation and maintenance of cables, braces, guys, and props that can effectively limit the movement of branches, leaders, or entire trees. It also serves as a companion publication for the American National Standard for Tree Care Operations—Tree, Shrub and Other Woody Plant Management—Standard Practices (Supplemental Support Systems). Topics in this BMP include:
    • Installation Tools
    • Cabling
    • Bracing
    • Guying Established Trees
    • Propping
    • Guying Newly Planted Trees
    • Glossary of Terms
    (©2014, 50 pp.) By E. Thomas Smiley and Sharon Lilly