1
2
Published: 1917
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 283
3
Published: 1945
Superior document: Circular / University of California, College of Agriculture, Agricultural Experiment Station 363
4
Published: 1926
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 411
5
Published: 1936
Superior document: Circular / California Agricultural Extension Service 99
6
Published: 1948
Superior document: Circular / California Agricultural Extension Service, University of California, The College of Agriculture 146
7
Published: 1938
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 625