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Monitoring Incidence of Fusiform Rust in the South and Change Over Time
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Appendix - Table 6

 
Table 6. -- Planted and natural loblolly 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 5,284 1,483 (28) 565 (11) 252 (5)
Arkansas 1988 2,587 167 (3) 33 (1) 16 (<1)
Florida 1987 578 214 (37) 123 (21) 62 (11)
Georgia 1989 5,753 2,908 (51) 1,368 (24) 584 (10)
Louisiana 1991 3,943 1,177 (30) 273 (7) 86 (2)
Mississippi 1994 4,466 979 (22) 278 (6) 53 (1)
N. Carolina 1990 3,716 888 (24) 171 (5) 41 (1)
Oklahoma 1993 465 34 (7) 17 (4) 0 (0)
S. Carolina 1993 4,323 1,306 (30) 368 (6) 87 (2)
Texas 1992 3,503 336 (10) 51 (1) 11 (<1)
Virginia 1992 1,996 59 (3) 0 (0) 0 (0)
Total   36,614 9,551 (26) 3,247 (9) 1,192 (3)
                 
Next-to-last survey          
Alabama 1982 4,379 1,602 (37) 728 (17) 345 (8)
Arkansas 1978 2,240 212 (9) 30 (1) 0 (0)
Florida 1980 412 186 (45) 114 (28) 36 (9)
Georgia 1982 5,130 3,073 (72) 1,612 (31) 685 (13)
Louisiana 1984 3,722 975 (26) 279 (7) 105 (3)
Mississippi 1987 3,172 1,030 (32) 330 (10) 128 (4)
N. Carolina 1984 3,409 903 (26) 251 (7) 74 (2)
Oklahoma 1986 257 17 (7) 6 (2) 0 (0)
S. Carolina 1986 3,870 1,391 (36) 512 (13) 128 (3)
Texas 1986 3,158 313 (10) 98 (3) 30 (1)
Virginia 1986 1,773 75 (4) 8 (<1) 0 (0)
Total   31,522 9,777 (31) 3,968 (13) 1,531 (5)
                 
Oldest survey          
Mississippi 1977 2,907 880 (30) 275 (9) 94 (3)
N. Carolina 1975 3,265 538 (16) 151 (5) 31 (1)
S. Carolina 1978 3,404 1,300 (38) 509 (15) 189 (6)
Virginia 1977 1,575 46 (3) 2 (<1) 0 (0)
 
*FIA=Forest Inventory and Analysis Unit, Asheville, NC
**Percent of total acres with this level of infection.
 
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