Johnson, Warren T.
Insects that feed on trees and shrubs / by Warren T. Johnson and Howard H. Lyon ; contributing authors, C.S. Koehler, J.A. Weidhaas. - 2nd ed., rev. - Ithaca : Comstock Pub. Associates, 1991. - 560 p. : col. ill.
0801426022
Ornamental trees--Diseases and pests--United States.
Ornamental shrubs--Diseases and pests--United States.
Insect pests--Identification.--United States
Insect pests--Pictorial works.--United States
Ornamental trees--Diseases and pests--Canada.
Ornamental shrubs--Diseases and pests--Canada.
Insect pests--Identification.--Canada
Insect pests--Pictorial works.--Canada
Insects that feed on trees and shrubs / by Warren T. Johnson and Howard H. Lyon ; contributing authors, C.S. Koehler, J.A. Weidhaas. - 2nd ed., rev. - Ithaca : Comstock Pub. Associates, 1991. - 560 p. : col. ill.
0801426022
Ornamental trees--Diseases and pests--United States.
Ornamental shrubs--Diseases and pests--United States.
Insect pests--Identification.--United States
Insect pests--Pictorial works.--United States
Ornamental trees--Diseases and pests--Canada.
Ornamental shrubs--Diseases and pests--Canada.
Insect pests--Identification.--Canada
Insect pests--Pictorial works.--Canada