dbGetZadoksStage {expDB} | R Documentation |
Obtain the key phenology stage
dbGetZadoksStage(con, trials, key_stage)
con |
a connection object as produced by dbConnect |
trials |
A data.frame to specify trials. If not NULL, other arguments will be ignored. |
key_stage |
The key zadoks stage |
A data.frame for selected Zadoks stage