Accession-class.RdAn S4 Class to represent a breeDBase accession
The `accession_name` and `species_name` are required, all other fields are optional.
accession_nameAccession Name (must be unique)
species_nameSpecies Name (must exist in the database)
properties(optional) a list of additional accession stock properties, where the list key is a stock property name supported by the breedbase server and the list value is either a string value or a vector of string values.
Other Accession:
Accession,
Pedigree,
Pedigree-class,
buildAccessionTemplate(),
buildPedigreeTemplate(),
getSupportedAccessionProperties(),
writeAccessionTemplate(),
writePedigreeTemplate()