Small size citrus fruits may be a genetics problem
Robert W. Hodgson
California Agriculture 1(12):1-4. DOI: 10.3733/ca.v001n12p1c.
Robert W. Hodgson is Assistant Dean of the College of Agriculture, Professor of Subtropical Horticulture, and Subtropical Horticulturist in the Experiment Station, Los Angeles.
Not available – first paragraph follows:
The production of undesirably small sizes of citrus fruits is a problem currently of great importance in California and occasionally so in Florida.