Bratislav Zak

• Experimental air-layering of shortleaf and loblolly pine
• Littleleaf of pine
• The grafting of shortleaf and other pine species
• Aeration and other soil factors affecting southern pines as related to littleleaf disease
• Detoxification of autoclaved soil by a mycorrhizal fungus
• Detoxification of autoclaved soil by a mycorrhizal fungus
• Isolation of fungal symbionts from pine mycorrhizae
• Isolation of mycorrhizal fungi from roots of individual slash pines
• Synthetic culture of mycorrhizae of southern pines