Forestry in Sugar Maple Stands

Description

Recognition of hardwoods and conifers; distinguishing between hardwood, conifer, and non-commercial species bark; explanation of different types of decay; recognizing the effects of damage caused by a brush saw; study of pre-commercial thinning; techniques for using and maintaining a brush saw; recognizing risks in silviculture.

Objectives

  • Identify the types of hardwood and conifer species in New Brunswick's silvicultural operations region
    • Explain the composition, vein types, arrangement, and shape of the leaves of various hardwood species in New Brunswick
    • Explain the different shapes and types of conifer needles or scales in New Brunswick
    • Explain the composition, vein types, arrangement, and shape of the leaves of non-commercial species in New Brunswick
    • Describe the necessary characteristics of twigs for each species in the identification region
    • Distinguish the bark of young hardwoods, young conifers, and non-commercial species in New Brunswick
  • Examine the effect of decay or injury caused by a brush saw on trees
    • Recognize the different layers of the tree and their defense systems
    • Explain the development of decay
    • Recognize different types of decay and their points of entry
    • Recognize various common defects and decays that indicate mechanical weakness
    • Explain the severity of a stump injury
    • Explain the importance of preventing multiple crown effects
    • Recognize the long-term effect of minor injuries and the risk of infection
  • Understand the concept of pre-commercial thinning in a sugar maple stand
    • Explain the function and effects of pre-commercial thinning in a sugar maple stand
    • Explain the minimum height of conifers and hardwoods qualifying for pre-commercial thinning
    • Explain the maximum size of trees qualifying for pre-commercial thinning
    • Explain the minimum spacing required between trees
    • Describe the different types of pre-commercial thinning
  • Understand the importance of selecting the best future tree for maple syrup production
    • Explain the impact of selecting future trees
    • Explain the quality factors
  • Understand the maintenance of brush saw equipment and tools
    • Recognize the general condition of the brush saw and its components, mechanisms, and systems
    • Describe the fuel-oil mix ratio
    • Describe the condition of the blade and its components, including assembly, protection, and safety elements
    • Examine the attack points of the blade
    • Describe blade maintenance and its components
    • Explain the equipment and tool maintenance operations
    • Describe the maintenance of personal protective equipment, the harness, and the attachment hook
  • Understand directional felling techniques
    • Explain the importance of directional felling
    • Describe important elements of directional felling
    • Explain the method for achieving the desired felling direction
  • Understand basic safety and maintenance related to chainsaws
    • Explain basic chainsaw maintenance and troubleshooting
    • Explain the safety requirements and secure starting techniques for chainsaws
    • Explain the different characteristics of chains and chainsaw sharpening
  • Understand bucking and limbing techniques
    • Explain limbing techniques, including the Lever Method and Sweep Method
    • Explain proper bucking techniques, including safe removal of suspended logs or stressed branches (Spring Pole Removal)
  • Recognize the risks associated with forestry work and the impact on health and safety
    • Describe the causes of accidents and incidents related to forestry work
    • Describe the causes of occupational diseases in forestry
    • Describe the consequences of accidents and occupational diseases on forestry workers' health and safety
  • Understand preventive measures related to forest work risks
    • List the equipment designed for health and safety in pre-commercial thinning
    • Describe how to use protective equipment for work tasks
    • Describe how to handle equipment with loads
    • Explain the importance of communication with co-workers
    • Describe how to adopt a preventive attitude toward dangerous situations
    • Describe how to recognize injuries
    • Describe how to provide first aid
  • Discover the Occupational Health and Safety Act in New Brunswick’s Forest sector
    • Explain the importance of safety prevention in the workplace
    • Explain the importance of reporting accidents or potential hazards
    • Describe employer and employee responsibilities

Content Overview

  • Leaf composition: simple, compound
  • Vein types in leaves found in the region: alternate, pinnate, palmate
  • Leaf arrangement: alternate, opposite
  • Leaf shapes found in the region: entire, singly serrated, doubly serrated, undulate, lobed, lanceolate, etc.
  • Shape, color, texture, and aroma of buds and twigs of hardwoods in the region
  • Color and shape of hardwood bark in the region
  • Shape, type, texture of conifer needles in the region
  • Color and texture of conifer bark in the region
  • Hardwood species: red maple, sugar maple, white birch, yellow birch, black ash, balsam poplar, trembling aspen, American beech, red oak, Virginia hop-hornbeam, American elm
  • Conifer species: balsam fir, western red cedar, eastern hemlock, black spruce, red spruce, white spruce, larch, white pine, red pine, jack pine
  • Types of decay: fruiting bodies, cavities, deformations, cracks, holes in bark and wood, cankers, forks, bayonet trees, mechanical injuries, snags, maple borer damage, shallow rooting, frost cracks
  • Common defects: fruiting bodies, white trunk rot, friable white rot, spongy white rot, cubical brown rot, pitted brown rot, alveolar red foot rot, polypore, cavities, cracks, holes in the tree
  • Difference between a natural tree and thinned tree
  • Quality stand and quality species
  • Minimum spacing between trees: 1 meter
  • Maximum size of a tree: 15 cm at the stump
  • Minimum or maximum height for conifers: 2 to 7 meters
  • Minimum or maximum height for hardwoods: 4 to 9 meters
  • Priority species list in a sugar maple stand
  • Important components of a brush saw: fuel tank cap, stop switch, starter flap lever, starter handle, spark arrester muffler, adjustable handlebar mount, suspension hook
  • Blade: general condition, conformity, sharpening angle and sequence
  • Four sectors of a blade: soft, dangerous, and low-stress sectors
  • Blade maintenance: blade protector, safety guard, reduction foot cover, fixing nut, pressure washers, carrying disk
  • Compliance of assembly, protection, and safety elements
  • Maintenance operations: brush saw functionality, potential malfunctions, brush saw performance after adjustment, final checks
  • Personal protective equipment characteristics and usage conditions: maintaining accessories
  • Attack methods: tree felling direction, blade sectors, lateral blade tilt, handle angles, pushing direction
  • Appropriate personal protective equipment, correct harness adjustment, proper attachment of the brush saw to the harness
  • Fuel-oil mix ratio
  • Tree felling techniques, appropriate cutting techniques, clearing selected stems, quality of brush cutting according to silvicultural prescription
  • Safety requirements and techniques for safely starting a chainsaw: chainsaw safety features, personal protective equipment, pre-start checks, safe startup
  • Chainsaw sharpening: types of chains, sharpening tools, depth gauges, tips and sharpening sequence
  • Basic work techniques: lever and sweeping methods used in limbing, proper bucking techniques (cross-cutting), removal of suspended logs or stressed branches
  • Safety prevention: communication among workers, safety trails
  • Reporting accidents or risks: snag trees
  • Pre-commercial thinning equipment: CSA helmet, protective glasses, ear protectors, gloves, CSA safety boots, compressive bandages
  • Responsibilities: employer, employee