Natural Sources of Spraying to Preserve Apple Fruit Quality during Post-Harvest. - ACEVEDO-BARRERA, Angelica A.; SOTO PARRA, Juan M.; YAÑEZ-MUÑOZ, Rosa M.; SANCHEZ, Esteban; PEREZ-LEAL, Ramona (Notulae Botanicae Horti Agrobotanici Cluj-Napoca, 2019)