Study of ecological and stand dynamics changes after a single thinning from below
Stop the below-ground spread of an active oak wilt pocket in order to maintain oaks into the future.
Test silvicultural systems that adapt red pine forests to anticipated changes in climate and disturbance regime.
Establish a mixed hardwood forest with strong oak and black walnut components on a former agricultural field.
Test the hypothesis that retaining a live seed source on a FDc23 jack pine harvest site will result in adequate natural jack pine regeneration.
Brush Saw Release of Natural Oak Regeneration After Blowdown in Several Forest Types and Plant Communities (MN DNR)
Increase recruitment success of oak seedlings/saplings into larger size classes to ensure the species is a co-dominant/dominant species in the next mature stand.
Increase stand resilience by increasing species diversity (promoting cool climate-dependent tree species) and structural complexity through brush control site preparation and artificial regeneration (conifer planting).
Enhance current and future species diversity and structural complexity by ensuring successful tree recruitment into sapling/small tree size classes currently absent from the stand.
Controlling reed canary grass with prescribed burning followed by direct seeding and planting (Private Land)
Use a prescribed burn followed by direct seeding to return a reed canary grass area to bottomland hardwood.
To begin conversion of an even-aged sawtimber sized northern hardwood stand to an uneven-aged northern hardwood stand by reducing the basal area to 70-90 ft2/acre (16-21 m2/ha) to promote another age class.
Convert agricultural land to new Central Hardwoods stand.
Converting box elder and reed canary grass to bottomland hardwood-dominated communities (Private Land)
To return areas with dense reed canary grass to bottomland hardwood forests.
To determine long-term trends in forest vegetation by installing fencing treatments.
This project's objective was to provide a readily accessible demonstration site to observe the operational challenges of managing dwarf mistletoe infested black spruce stands.
Introduce conifer species into a stand previously composed of almost pure aspen.
Increase resilience of black ash stands threatened by emerald ash borer (EAB) through regeneration harvests aimed at increasing representation of non-ash species.
To lower stand density in a spatially heterogeneous fashion, reduce fuel-loading in a mature stand by disconnecting foliage between the canopy and sub-canopy, and increase aesthetic appeal of a multi-aged red pine stand.
Increase white/red pine, decrease aspen
Establish a de novo stand of hybrid aspen using ‘dense pack’ plantings and precommercial shearing to promote suckering.
Regenerate spruce and aspen in mixed stand for future commercial harvests
Keep the site forested and increase resilience by improving diversity and removing invasive species.
To successfully regenerate the stand to a Black spruce and Tamarack type through natural seeding, using a two entry strip cut harvesting method.
Precommercial free thinning at age 20 to reduce aspen dominance and favor northern hardwood species.
Better understand the relationship between Carex pennsylvanica and Carex pedunculata, deer browse, and regeneration of quality northern hardwood species in a way to create future management options to promote seedling success.
Salvage storm damaged trees and ensure that site is adequately regenerated to bottomland hardwoods rather than converting to reed canary grass.
Permanent vegetation plots were established within 5 stands in Zone 1 of the Barnes Barrens Management Area (BBMA) as a way to monitor the effects of different herbicide treatments to reduce competition with jack pine while maintaining quality habitat for
Convert a poor quality aspen / paper birch stand to pine.
Natural regeneration of jack pine while maintaining a robust native plant community
Cost effective and operationally feasible control of oak wilt in a forested setting.
Stop the spread of an active oak wilt pocket in order to maintain oaks into the future
The objective for this treatment is an even-aged, overstory removal of red pine in order to release white pine advance regeneration.
To examine the effects of tree density or spacing for crop tree management of birch stands.
To convert a poorly stocked and poor quality birch-dominated stand to pine using aerial seeding.
Determine if a selected red pine plantation is declining in growth after a thinning.
To test an experimental red pine natural regeneration system that balances economic and ecological factors.
The silvicultural objective is to establish native tree cover and determine more effective methods of controlling reed canary grass.
To encourage aspen regeneration through rollerchopping in a young aspen stand heavily impacted by blowdown.
To increase the quality and stocking of northern red oak and saplings at the site through the protection of bud caps to reduce browsing, and limit competitor species such as, aspen, ironwood and beaked hazelnut.
Sample reserve patches retained for legacy purposes during aspen harvests (clearcut with aggregated retention) to evaluate "old forest" attributes.
Results of 35 years of Lowland Hardwoods Regeneration Efforts on a Floodplain Forest Site in the Vermillion/Mississippi River Bottoms (MN DNR)
Regenerate mature lowland hardwood stands to young stands of similar composition.
Establish a fully stocked stand of naturally and artificially occurring floodplain forest tree species on a former hayfield now dominated by invasive reed canary grass through site preparation and direct tree seeding.
To investigate relative performance of species with potential to replace black ash threatened by emerald ash borer.
Uneven aged management in a 115 year old pine stand.
Regenerate red and white pine through natural seeding
To regenerate black ash and promote non-ash species.
This 1984 treatment was designed to demonstrate two types of reserve management: 1) mechanical restoration of open understory treatment, as a demonstration of historical stand structure maintained by surface fire regime, and 2) no treatment.
Maintain white spruce component to mixed species stand dominated by aspen.
Remove the standing dead and Eastern Larch Beetle infested tamarack trees and to thin denser areas of living tamarack trees to make them more resilient to future attacks.
Transition from a two aged oak dominated stand to multi-aged northern hardwood stand
The objective for management is to preserve the bottomland hardwood stand by augmenting advance regeneration prior to overstory mortality due to emerald ash borer (EAB).
Develop a more structurally diverse red pine stand while increasing opportunities for natural regeneration while maintaining an economically feasible timber harvest
Variable Establishment, Growth and Health of Hardwoods Direct Seeded onto Two Former Agricultural Fields (MN DNR)
Establish a mixed hardwood forest with strong walnut and oak components on a former agricultural field.
Maintain and enhance pine patch by promoting spatial and vertical structure common to older fire-dependent pine forests. Decrease the potential for crown fire and reintroduce the role of disturbance.
Even aged management of Red Pine. This treatment tested the effect on seedling growth of adding N to Velpar applied for competition control.
Study of ecological and stand dynamics changes after a single thinning from belowCover type: Pine
To regenerate paper birchCover type: Aspen-Birch
Regenerate northern hardwoods species to maintain the northern hardwoods covertype.Cover type: Northern hardwoods
Stop the below-ground spread of an active oak wilt pocket in order to maintain oaks into the future.Cover type: Northern hardwoods
A Comparison of Establishment Methods for Northern Red Oak Regeneration in a Southern Dry-Mesic Oak Forest (MN DNR)
Regenerate a mature red oak stand to a young stand of similar composition.Cover type: Central hardwoods
Establish oak regeneration while comparing several different silvicultural strategies and techniques.Cover type: Central hardwoods
Introduce more structure into the stand and convert it to an uneven-aged stand.Cover type: Northern hardwoods
Abundant Red and White Oak Regeneration after Clearcut With Reserves on a Southern Dry-Mesic Oak Forest (MN DNR)
Regenerate a mature oak stand to a young stand of similar composition.Cover type: Central hardwoods
Bolster oak regeneration on a stand with poor natural regeneration and heavy competition, after first cut in two cut shelterwood harvest.Cover type: Northern hardwoods
Test silvicultural systems that adapt red pine forests to anticipated changes in climate and disturbance regime.Cover type: Pine