Effect of some chemical treatments on fruit quality of Washington navel orange trees and fruit’s ability to storage

This research was conducted during 2010-2011 growing seasons on 15 years old trees of “Washington Navel” variety grafted on Citrus aurantium (sour orange) stock and planted in the village of “Al-hinnady” in Lattakia. To determine the appropriate preharvest and post-harvest treatments to get the most production and better quality of fruits.