1
Published: 1946
Superior document: Circular / California Agricultural Extension Service 131
2
Published: 1959
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 765
3
Published: 1940
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 645
4
Published: 1942
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 672
5
Published: 1947
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 699