Leaf abscission, fruit fall, and bud dormancy occurs by which phytohormone ?
(A) Auxin (B) Cytokinin (C) Gibberellins (D) Abscissic acid.....................Leaf abscission, fruit fall, and bud dormancy occurs by which phytohormone ?
(A) Auxin (B) Cytokinin (C) Gibberellins (D) Abscissic acid.....................