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Monitoring Incidence of Fusiform Rust in the South and Change Over Time
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Appendix - Table 5

 
Table 5. -- Natural slash pine acreage with fusiform rust at three infection levels, estimated from FIA* data

State

Survey
date
Total
Acres
>10%
infection
>30%
infection
>50%
infection
Acres (%)** Acres (%) Acres (%)
----------------Thousand acres ----------------
Most recent survey
Alabama 1990 274 56 (20) 36 (13) 18 (7)
Arkansas 1988 0 0 (0) 0 (0) 0 (0)
Florida 1987 1,903 158 (8) 58 (3) 30 (2)
Georgia 1989 1,345 442 (33) 168 (12) 67 (5)
Louisiana 1991 107 91 (85) 78 (73) 34 (32)
Mississippi 1994 241 66 (27) 12 (5) 6 (2)
N. Carolina 1990 0 0 (0) 0 (0) 0 (0)
Oklahoma 1993 0 0 (0) 0 (0) 0 (0)
S. Carolina 1993 71 22 (31) 3 (4) 0 (0)
Texas 1992 35 6 (17) 0 (0) 0 (0)
Virginia 1992 0 0 (0) 0 (0) 0 (0)
Total 3,976 841 (21) 355 (9) 155 (4)
Next-to-last survey
Alabama 1982 341 61 (18) 18 (5) 0 (0)
Arkansas 1978 0 0 (0) 0 (0) 0 (0)
Florida 1980 2,455 179 (7) 47 (2) 16 (1)
Georgia 1982 1,897 639 (34) 233 (12) 82 (4)
Louisiana 1984 133 85 (64) 67 (50) 17 (13)
Mississippi 1987 269 52 (19) 36 (13) 20 (7)
N. Carolina 1984 0 0 (0) 0 (0) 0 (0)
Oklahoma 1986 0 0 (0) 0 (0) 0 (0)
S. Carolina 1986 69 27 (39) 16 (23) 6 (9)
Texas 1986 42 17 (40) 5 (12) 0 (0)
Virginia 1986 0 0 (0) 0 (0) 0 (0)
Total 5,206 1,060 (20) 422 (8) 141 (3)
Oldest survey
Mississippi 1977 375 98 (26) 55 (15) 24 (6)
N. Carolina 1975 0 0 (0) 0 (0) 0 (0)
S. Carolina 1978 88 28 (32) 13 (15) 1 (1)
Virginia 1977 0 0 (0) 0 (0) 0 (0)
*FIA=Forest Inventory and Analysis Unit, Asheville, NC.
**Percent of total acres with this level of infection.
 
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