Eugene I. Roe

1904

• Aerial spraying of upland brush before planting effectively reduces need for plantation release
• August-collected cones yield poor red pine seed
• Direct seeding of conifers in the lake states
• Heavy crop of red pine cones yields many thousands of good seeds
• Restoring swamp conifers on brushy lowland requires adequate brush control, large stock, and careful planting
• Seed stored in cones of some jack pine stands, northern Minnesota
• Balsam fir in Minnesota
• Balsam fir seed
• Eugene I. Roe
• Forest plantation release
• Silvical characteristics of balsam poplar (Populus balsamifera)