|
1
|
|
International Conference on Plant Growth Substances (6th : 1967 : Carleton University) / https://id.loc.gov/authorities/names/n50055065
|
1968
|
1
|
|
2
|
|
International Conference on Plant Growth Substances (7th : 1970 : Canberra, A.C.T.) / https://id.loc.gov/authorities/names/n50055065
|
1972
|
1
|
|
3
|
|
International Conference on Plant Growth Substances (11th : 1982 : Aberystwyth, Wales) / https://id.loc.gov/authorities/names/n50055065
|
1982
|
1
|
