Effect of some Grroeth Regulators on Growth and Maturation of Grapevine

Plant growth regulators play an important role in the growth and maturation of different fruite.responses to GA3 and ethephon application by thompson seed lees grapes were the purpose of this investigation in addition,the investigation involved combined treatments of GA and othephonat different dates(at the beginning of anthesis and or the beginning of derry softining )foliar eharacter is tics of the vines were also considered .