Cytokinin helps in delaying leaf senescence mainly by

Differentiation of shoot is controlled by

Perishable vegetables can be maintained fresh for a longer period by spraying them with a solution of

Zeatin has been obtained from

Farmers in a particular region were concerned that premature yellowing of leaves of a pulse crop might cause a decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield?

Which of the following helps to overcome apical dominance?