Table IV.

Gibberellin identification by GC-MS based on relative abundance (in %) of characteristic ions

CompoundAbundance in % of Characteristic Ions
[17,172H2]GA20standard420 (100), 405 (13), 377 (66), 361 (18), 347 (5), 303 (20), 237 (9), and 209 (43)
[17,172H2]GA20putative420 (100), 405 (14), 377 (62), 361 (17), 347 (7), 303 (21), 237 (12), and 209 (57)
[17,172H2]GA1 standard508 (100), 493 (9), 450 (21), 378 (20), 315 (11), 239 (12), 225 (11), and 209 (44)
[17,172H2]GA1putative508 (100), 493 (10), 450 (21), 378 (17), 315 (14), 239 (13), 225 (10), and 209 (58)

Rice seedlings had been treated with GA-A20-glucosyl conjugates and inoculated with Azospirillum spp.