The woolly apple aphis
By: by A.C. Baker
Contributors: United States. Department of Agriculture
Series: Report / U.S. Department of Agriculture, Report -- no. 101.; Report (United States. Dept. of Agriculture) -- no. 101.
Publisher: U.S. Govt Pr.Office
Published: 1915
Place of publication: Washington D.C
Language: eng
Number of pages: 55
Subjects: Aphids
Notes: Bibliography : p. 53-55.