摘要：This study was carried out during 2018 and 2019 seasons, to estimate and determine the most important loss types of fruits at harvesting time of dry (Tamr El-Wady cv.) and semi dray (Sewi cv.) date palm trees grown in five production districts; El-Gededa, El-Moshya, El-Qasr, Mout and El- Sheikh Waly at East Delta (New Valley and El- Dakhla Oasis), Egypt. Results indicated that Mout district considered the best region have the highest percentage of sound fruits (79.52 and 81.51 %) for Sewi cv., during both seasons. Moreover El-Qasr re- gion loss of the largest cropping land and irrigation water for the same cultivar. Regarding Tamr El- Wady cv., the data showed that El-Sheikh Waly re- gion recorded the highest percentage (39.34 and 39.35 %) of defected fruits. Furthermore the largest loss of cropping land and irrigation water were El- Moshya region during two seasons.
关键词：Date palm;loss of cropping;sound and defected fruits
harvesting time;Egypt
