Life history of the alder blight aphis
Publisher: Government Printing Office
Published: 1912
Place of publication: Washington
Language: eng
Number of pages: 34
Subjects: Aphis; Alder--Diseases and pests; Alder blight.
Description: <a href="http://uf.catalog.fcla.edu/uf.jsp?st=UF005493006&ix=pm&I=0&V=D&pm=1" rel="nofollow">http://uf.catalog.fcla.edu/uf.jsp?st=UF005493006&ix=pm&I=0&V=D&pm=1</a>