Relationship of insects to the spread of azalea flower spot /
Smith, Floyd F. 1900-
Relationship of insects to the spread of azalea flower spot / by Floyd F. Smith and Freeman Weiss. - Washington : U.S. Dept. of Agriculture, 1942. - 44 p. : ill. ; 23 cm. - Technical bulletin / United States Department of Agriculture ; no. 798 . - Technical bulletin (United States. Department of Agriculture) ; no. 798. .
Cover title. Joint contribution from Bureau of Entomology and Plant Quarantine and Bureau of Plant Industry.
agr42000136
Azaleas--Diseases and pests.
Insects as carriers of plant disease.
SB608.A9 / S5
632.7
1 / Ag84Te no.798
Relationship of insects to the spread of azalea flower spot / by Floyd F. Smith and Freeman Weiss. - Washington : U.S. Dept. of Agriculture, 1942. - 44 p. : ill. ; 23 cm. - Technical bulletin / United States Department of Agriculture ; no. 798 . - Technical bulletin (United States. Department of Agriculture) ; no. 798. .
Cover title. Joint contribution from Bureau of Entomology and Plant Quarantine and Bureau of Plant Industry.
agr42000136
Azaleas--Diseases and pests.
Insects as carriers of plant disease.
SB608.A9 / S5
632.7
1 / Ag84Te no.798