Rapid Apple Decline At PSU Remains A Mystery

Rapid Apple Decline At PSU Remains A Mystery

For four years now, researchers at Penn State University, led by plant pathologist Kari Peter, Ph.D., have been battling the sudden demise of young dwarf apple trees in high-density systems. The damage was first noticed when trees, planted in one block at the plant pathology research farm, began to die off rapidly. The decline and … Read more