It takes very long time for pineapple pl...

It takes very long time for pineapple plants to produce flowers. Which combination of hormones can be applied to artificially induce flowering in pineapple plants throughout the year to increase yield?

Auxin and Ethylene

Gibberellin and Cytokinin

Gibberellin and Abscisic acid

Cytokinin and Abscisic acid

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Which one can induce flowering in long day plants ?

IBA

IAA

`GA_(3)`

NAA.

Gibberellin

Cytokinin

Auxin

Ethylene

any radom duration

light period longer than a critical day length.

light period longer than 12 hrs.

light period shorter than a critical day length.