Florigen hypothesis(成花素假说) Florigen=gibberellin +anthesin SDP NDP LDP Winter ldP Gibberellin Gibberellin Gibberellin Gibberellin LD anthesis anthesis anthesis anthesis SD Gibberellin Gibberellin Gibberellin anthesis anthesis anthesisFlorigen hypothesis （成花素假说） SDP NDP LDP Winter LDP Florigen =gibberellin +anthesin LD SD Gibberellin anthesin Gibberellin anthesin Gibberellin anthesin Gibberellin anthesin Gibberellin anthesin Gibberellin anthesin Gibberellin anthesin