Gypsy Moth In North America

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Evaluation of Forest Susceptibility to the Gypsy Moth across the Coterminous United States

TABLE 1

Description of inventory data.

Source	Year	Number of Forested Plots	Number of Live Trees
FIA, Alabama	1990	3,915	123,474
FIA, Arizona	1985	2,117	69,197
FIA, Arkansas	1988	3,032	94,244
FIA, California	1982	4,888	59,863
FIA, Colorado	1981	1,202	25,553
FIA, Connecticut	1985	286	8,653
FIA, Delaware	1986	139	4,493
FIA, Florida	1987	4,922	74,100
FIA, Georgia	1989	6,524	115,338
FIA, Idaho	1990	827	12,750
FIA, Illinois	1985	1,131	33,497
FIA, Indiana	1986	2,119	57,285
FIA, Iowa	1990	678	19,184
FIA, Kansas	1980	1,143	16,611
FIA, Kentucky	1988	1,933	62,351
FIA, Louisiana	1991	2,410	75,420
FIA, Maine	1985	2,161	87,575
FIA, Maryland	1986	678	20,935
FIA, Massachusetts	1985	379	12,197
FIA, Michigan	1980	7,866	185,784
FIA, Minnesota	1990	12,155	343,864
FIA, Mississippi	1987	2,898	91,474
FIA, Missouri	1989	4,412	146,904
FIA, Montana	1989	1,383	35,673
FIA, Nebraska	1983	187	3,516
FIA, Nevada	1980	1,087	16,512
FIA, New Hampshire	1983	590	24,263
FIA, New Jersey	1987	252	7,687
FIA, New Mexico	1986	1,282	88,976
FIA, New York	1980	2,501	98,192
FIA, North Carolina	1990	5,366	115,249
FIA, North Dakota	1979	142	2,958
FIA, Ohio	1991	1,667	62,857
FIA, Oklahoma	1993	790	22,896
FIA, Oregon	1987	3,509	36,715
FIA, Pennsylvania	1989	3,062	116,202
FIA, Rhode Island	1985	116	3,204
FIA, South Carolina	1986	4,046	77,920
FIA, South Dakota	1976	70	1,505
FIA, Tennessee	1989	2,274	70,124
FIA, Texas	1992	2,085	62,773
FIA, Utah	1975	519	19,646
FIA, Vermont	1983	624	22,946
FIA, Virginia	1992	4,100	87,821
FIA, Washington	1990	4,065	70,382
FIA, West Virginia	1989	2,561	88,004
FIA, Wisconsin	1983	6,872	122,784
FIA, Wyoming	1983	495	5,988
Apache-Sitgreaves NF	1983	37	21,354
Carson NF	1984	434	24,834
Cibola NF	1986	184	10,751
Coconino NF	1991	33	7,203
Coronado NF	1995	130	2,103
Gila NF	1985	33	22,357
Kaibab NF	1989	93	22,958
Lincoln NF	1990	73	13,357
Sante Fe NF	1986	43	12,397
Tonto NF	1981	32	8,669
Beaver NF	1975	605	26,745
Bitterroot NF	1980	544	20,480
Custer NF	1976	255	7,783
Deerlodge NF	1975	463	13,419
Flathead NF	1974	487	14,500
Gallatin NF	1975	266	11,253
Kootenai NF	1974	627	59,736
Lewis & Clark NF	1971	803	42,836
Lolo NF	1974	486	15,660
Nezperce NF	1973	292	11,093
Ashley NF	1992	96	2,830
Boise NF	1984	511	26,552
Caribou NF†	1993	1	12
Challis NF	1988	11	366
Fishlake NF	1993	139	4,015
Manti-La Sal NF	1993	95	2,353
Salmon NF	1989	704	10,978
Sawtooth NF†	1992	1	33
Uinta NF	1992	86	1,990
Wasatch/Cache NF	1993	83	2,353
Angeles NF	1975	54	1,412
Cleveland NF	1975	47	1,877
Eldorado NF	1984	68	2,030
Inyo NF	1979	130	7,584
Klamath NF	1989	73	804
Lassen NF	1981	89	5,257
Los Padres NF	1975	59	2,079
Mendocino NF	1981	80	3,674
Modoc NF	1980	100	4,670
Six Rivers NF	1978	150	8,485
Plumas NF	1980	154	9,300
San Bernardino NF	1975	101	3,406
Sequoia NF	1980	101	5,630
Shasta-Trinity NF	1980	145	7,490
Sierra NF	1975	94	3,150
Stanislaus NF	1981	60	3,008
Tahoe NF	1980	110	6,453
Lake Tahoe Basin NF	1980	64	4,786
Colville NF	1973	362	17,729
Deschutes NF	1985	617	33,378
Fremont NF	1981	378	26,936
Malheur NF	1980	402	22,835
Mt. Hood NF	1986	610	36,701
Ochoco NF	1982	348	19,381
Rogue River NF	1980	466	36,133
Siskiyou NF	1979	183	10,721
Siuslaw NF	1987	543	26,496
Umatilla NF	1981	559	38,700
Umpqua NF	1980	330	26,661
Wallowa-Whitman NF	1979	502	32,429
Willamette NF	1981	489	46,355
Winema NF	1981	446	32,554
Gifford Pinchot NF	1981	355	33,013
Okanongan NF	1977	353	25,763
Olympic	1974	478	34,757
Wenatchee NF	1977	508	48,937

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Last modified 10-29-03 by Sandy Liebhold .

USDA Forest Service - Northeastern Research Station