organism: Glycine max
attributes.tag: source_name
attributes.value: young globular embryo tissue, embryogenic, can regenerate, non-transformable
attributes.tag: tissue/developmental stage
attributes.value: globular embryo
attributes.tag: age
attributes.value: 6 weeks
attributes.tag: cultivar
attributes.value: Jack
attributes.tag: treatment
attributes.value: 20 mg/l of 2,4 D medium, Embryo Maintenance