Table 9. -- Change in percentage of natural and planted slash pine
acreage infected with fusiform rust at three infection levels, estimated from FIA* data
State |
Survey
Dates |
Changes in
total acres ** |
Changes in acres ** |
>
10%
infection |
>
30%
infection |
>
50%
infection |
|
|
---------------- Percent ---------------- |
| Between most recent survey and next-to-last survey |
|
|
| Alabama |
1982,
1990 |
-9 |
+7 |
+5 |
+4 |
| Arkansas |
1978,
1988 |
0 |
0 |
0 |
0 |
| Florida |
1980,
1987 |
-2 |
+3 |
+1 |
+1 |
| Georgia |
1982,
1989 |
-10 |
0 |
-1 |
0 |
| Louisiana |
1984,
1991 |
+2 |
+9 |
-3 |
-11 |
| Mississippi |
1987,
1994 |
+8 |
-6 |
-16 |
-11 |
| N. Carolina |
1984,
1990 |
-20 |
-16 |
-4 |
-6 |
| Oklahoma |
1986,
1993 |
0 |
0 |
0 |
0 |
| S. Carolina |
1986,
1993 |
-36 |
-16 |
-20 |
-12 |
| Texas |
1986,
1992 |
-23 |
-31 |
-11 |
-2 |
| Virginia |
1986, 1992 |
0 |
0 |
0 |
0 |
| Total |
|
-6 |
0 |
-2 |
-1 |
|
|
|
|
|
|
| Between next-to-last and previous surveys |
|
|
| Mississippi |
1977,
1987 |
-14 |
+9 |
+10 |
+6 |
| N. Carolina |
1975,
1984 |
+107 |
+32 |
+8 |
-1 |
| S. Carolina |
1978,
1986 |
-27 |
0 |
-10 |
-11 |
| Virginia |
1977,
1986 |
0 |
0 |
0 |
0 |
|
| *FIA=Forest Inventory and Analysis
Unit, Asheville, NC. |
| **Change between the listed survey
dates. |
|
