1
2
3
Published: 1934
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 573
4
Published: 1950
Superior document: Circular / California Agricultural Extension Service, University of California, The College of Agriculture; 50 50
5
Published: 1942
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 667
6
Published: 1949
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 715
7
Published: 1950
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 728