Kari A. Peter, Ph.D., Alan R. Biggs
Growers can prevent resistance to fungicides by alternating chemicals by FRAC group also known as "spraying by the numbers."
Kari A. Peter, Ph.D., Montserrat Fonseca Estrada, Tianna Dupont
Asegúrese de saber dónde pasa el invierno la roña de manzana, cómo supervisarla y cuándo es más probable que aparezca.
Informational table showing apple varieties that are resistant to apple scab and recommended for home planting in Pennsylvania.
Informational table showing apple varieties that are non-resistant to apple scab but recommended for home planting in Pennsylvania.
The following spray schedule and times might vary by as much as 2 weeks, depending on the region of Pennsylvania in which the trees are located.