Color breaking in pansies and violas
By: Henry H.P. Severin.
Series: Circular / University of California, College of Agriculture, Agricultural Experiment Station ;; 377; Circular (California Agricultural Experiment Station) ;; 377.
Publisher: University of California, College of Agriculture, Agricultural Experiment Station
Published: 1948
Place of publication: Berkeley, Calif
Language: eng
Subjects: Pansies -- Diseases and pests -- California.; Cucumber mosaic virus.