Recent observations and experiments with insecticides for the San José Scale
Published: [n.d.]
Place of publication: Washington
Language: eng
Number of pages: 128
Notes: Aspidiotus.

Proc. 16th. Ann. Convent. Assoc. Amer. Ag. Coll. and Exper. Stats. U.S. Dept. Ag. Off. Exper. Stat. Bull. 123.