TY - BOOK AU - EL-Safty,Mohamed Abd El-Aziz TI - Effect of spray application of GA and / OR 2,4-D on fruting and leaf chemical composition of Washingtan navel orange trees PY - 1989/// KW - Oranges KW - Plant regulators KW - Gibberellins N1 - Thesis (Ph.D )--Alexandria University, 1989; Includes bibliographical references (leaves 88-99); Microfiche; Cairo, Egypt; ASUNET; 2 microfiches : negative ER -