[1]College of Horticulture;
South China Agricultural University;
Guangzhou 510642;
P.R. China;
[1]College of Horticulture;
South China Agricultural University;
Guangzhou 510642;
P.R. China;
[1]College of Horticulture;
South China Agricultural University;
Guangzhou 510642;
P.R. China;
[1]College of Horticulture;
South China Agricultural University;
Guangzhou 510642;
P.R. China;
[1]College of Horticulture;
South China Agricultural University;
Guangzhou 510642;
P.R. China;
[1]College of Horticulture;
South China Agricultural University;
Guangzhou 510642;
P.R. China;
bolting; flowering; stem elongation; cold; gibberellin;