1
Published: 1949
Superior document: Circular / California Agricultural Extension Service, University of California, College of Agriculture 156
2
Published: 1952
Superior document: Circular / California Agricultural Experiment Station ; California Agricultural Extension Service / University of California, College of Agriculture 417
3
Published: [2021]
Superior document: Title is part of eBook package: De Gruyter DGBA Physical Sciences <1990
Links: Get full text; Get full text; Cover