Effect of spraying some plant oils and green tea extracts on growth and nutritional status of Barhee date palms grown under Aswan region conditions

Document Type : Original Article

Authors

1 Faculty of Meteorology, Environment and Arid Land Agriculture, King Abdulaziz University, Jeddah, Saudi Arabia/ Horticulture Department, Faculty of agriculture, Minia University, Minia, Egypt

2 Horticulture Department, Faculty of agriculture, Minia University, Minia, Egypt

3 Tropical Fruits Department, Horticulture Research Institute, ARC, Egypt

Abstract

The present investigation was carried out during 2017 and 2018 seasons. Barhee date palms grown under Aswan region conditions, produced via tissue culture received three sprays of four plant extracts namely oils of moringa, garlic and onion and extract of green tea each at 0.05 to 0.2%. The merit was elucidating the effect of these plant extracts on all growth aspects and palm nutritional status. Carrying out three sprays of moringa oil, garlic oil, onion oil and green tea extract each 0.05 to 0.2% had an announced promotion on all growth aspects and palm nutritional status relative to the control treatment. Using plant extracts of green tea extract, moringa oil, onion oil and garlic oil in ascending order was very effective in promoting growth and palm nutritional status.
Meaningless stimulation on these characteristics were observed among the higher two concentrations of each plant extracts namely 0.1 and 0.2% for promoting some growth aspects and palm nutritional status of Barhee date palms, it is suggested to spray garlic oil at 0.1% three times (first week of March, just after fruit setting (middle of April) and one month later (middle of May).

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