Field test with helicopter applications of Gardona against gypsy moth in Pennsylvania /

Rating forest stands for gypsy moth defoliation /
by: Herrick, Owen W., et al.
Published: (1986)

The effect of application timing on efficacy of Orthene forest spray against the gypsy moth in Pennsylvania /
by: Willcox, Henery
Published: (1977)

Panoramic aerial photography for mapping gypsy moth defoliation.
Published: (1982)

Technological developments in aerial spraying /
Published: (1978)

Field and laboratory investigations of Bacillus thuringiensis as a control agent for gypsy moth Porthetria dispar (L.) /
by: Lewis, Franklin B., et al.
Published: (1966)

Observations on the use of GYPCHEK /
Published: (1979)

Meet the gypsy moth /
by: Zerillo, Roger T., et al.
Published: (1975)

Gypsy moth : a major pest of trees.
Published: (1981)

The Gypsy moth : research toward integrated pest management /
Published: (1981)

Determining airtanker delivery performance using a simple slide chart-retardant coverage computer /
by: George, C. W. (Charles W.)
Published: (1981)

Gypchek, the gypsy moth nucleopolyhedrosis virus product.
by: Reardon, Richard C.
Published: (1996)

The gypsy moth nucleopolyhedrosis virus product /
by: Reardon, Richard C.
Published: (1992)

Gypsy moth /
Published: (1989)

Predators of the Gypsy moth /
by: Smith, Harvey R.
Published: (1978)

Gypsy moth news /

Tracking changes in the susceptibility of forest land infested with gypsy moth /
by: Gansner, David A.
Published: (1994)

The history, biology, damage, and control of the gypsy moth, Porthetria dispar (L.) /
by: Gerardi, Michael H.
Published: (1979)

Gypsy moth research and development program.
Published: (1990)

Gypsy moth : forest influence /
by: Campbell, Robert W.

Gypsy moth handbook : the gypsy moth : an illustrated biography /
by: McManus, Michael L.

Gypsy moth: its history in America /
by: McClung, Robert M.
Published: (1974)

The gypsy moth. : Porthetria dispar (Linn.). A report of the work of destroying the insect in the commonwealth of Massachusetts, together with an account of its history and habits both in Massachusetts and Europe /
by: Forbush, Edward Howe, 1858-1929
Published: (1896)

Meet the gypsy moth.

Gypsy moth handbook : gypsy moth egg-mass sampling with fixed- and variable-radius plots /
by: Wilson, Robert W.
Published: (1978)

Gypsy moth handbook : the homeowner and the gypsy moth : guidelines for control /
by: McManus, Michael L.

Gypsy moth : program accomplishments report.

Keeping track of the gypsy moth.
Published: (1996)

Defoliation by the gypsy moth : how it hurts your tree : gypsy moth handbook /
by: Wargo, Philip M.

Selected parasites and hyperparasites of the gypsy moth, with keys to adults and immatures /
by: Simons, Edward E.
Published: (1979)

Gypsy moth handbook : predators of the gypsy moth /
by: Smith, Harvey R.

Estimating gypsy moth egg mass densities /
by: Eggen, Donald A.
Published: (1981)

European gypsy moth survey in progress.
Published: (2017)

Gypsy moth egg-mass sampling with fixed- and variable-radius plots /
by: Wilson, Robert W., 1922-
Published: (1978)

Gypsy moth quarantines.
Published: (1989)

Gypsy moth handbook : diseases of the gypsy moth : how they help to regulate populations /
by: Podgwaite, J. D.

The great gypsy moth war : the history of the first campaign in Massachusetts to eradicate the gypsy moth, 1890-1901 /
by: Spear, Robert J., 1942-
Published: (2005)