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Monitoring Incidence of Fusiform Rust in the South and Change Over Time
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Appendix - Table 4

 
Table 4. -- Planted 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 383 172 (45) 63 (16) 29 (8)
Arkansas 1988 0 0 (0) 0 (0) 0 (0)
Florida 1987 3,296 794 (24) 274 (8) 121 (4)
Georgia 1989 2,313 1,244 (54) 663 (29) 365 (16)
Louisiana 1991 525 390 (74) 229 (44) 84 (16)
Mississippi 1994 375 155 (41) 48 (13) 13 (3)
N. Carolina 1990 156 81 (52) 31 (20) 0 (0)
Oklahoma 1993 0 0 (0) 0 (0) 0 (0)
S. Carolina 1993 169 109 (64) 46 (27) 14 (8)
Texas 1992 153 77 (50) 28 (18) 5 (3)
Virginia 1992 0 0 (0) 0 (0) 0 (0)
Total 7,370 3,022 (41) 1,382 (19) 631 (9)
Next-to-last survey
Alabama 1982 380 141 (37) 57 (15) 24 (6)
Arkansas 1978 0 0 (0) 0 (0) 0 (0)
Florida 1980 2,842 622 (22) 197 (7) 69 (2)
Georgia 1982 2,161 1,239 (57) 737 (34) 394 (18)
Louisiana 1984 487 328 (67) 252 (52) 166 (34)
Mississippi 1987 303 187 (62) 116 (38) 59 (19)
N. Carolina 1984 195 133 (68) 47 (24) 12 (6)
Oklahoma 1986 0 0 (0) 0 (0) 0 (0)
S. Carolina 1986 305 237 (78) 133 (44) 61 (20)
Texas 1986 204 167 (82) 57 (28) 12 (6)
Virginia 1986 0 0 (0) 0 (0) 0 (0)
Total 6,877 3,054 (44) 1,596 (23) 797 (12)
Oldest survey
Mississippi 1977 288 119 (41) 53 (18) 29 (10)
N. Carolina 1975 94 34 (36) 15 (16) 7 (7)
S. Carolina 1978 424 336 (79) 242 (57) 147 (35)
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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