( Gibberellins ( also ( ( inhibit ( lateral ( root ( primordia initiation ) ) ) ) . ) ) )
(ROOT (S (NP (NNS Gibberellins)) (ADVP (RB also)) (VP (VBP inhibit) (NP (JJ lateral) (NN root) (NN primordia) (NN initiation))) (. .)))
Gibberellins also inhibit lateral root primordia initiation.
(ROOT (S (NP (JJ Young) (NNS roots) (CC and) (NNS leaves)) (VP (VBP are) (NP (NP (DT the) (JJ major) (NNS sites)) (PP (IN of) (NP (NN gibberellin) (NN production))))) (. .)))