Orange fruit size: Five-year study of small fruit size covered 429 groves in six counties
J. C. Johnston, University of California College of Agriculture, Citrus Experiment Station
California Agriculture 4(11):12-12. DOI: 10.3733/ca.v004n11p12.
J. C. Johnston is Extension Specialist in Citriculture, University of California College of Agriculture, Citrus Experiment Station, Riverside.