1
2
Published: 1953
Superior document: Circular / California Agricultural Experiment Station ; California Agricultural Extension Service / University of California, Division of Agricultural Sciences 428
3
Published: 1958
Superior document: Circular / California Agricultural Experiment Station ; California Agricultural Extension Service / University of California, Division of Agricultural Sciences 469
4
Published: 1965
Superior document: Circular / California Agricultural Experiment Station ; California Agricultural Extension Service / University of California, Division of Agricultural Sciences 469