Table 4. Use of antibiotics on apple trees in the U.S., 1993 to 1997 1
|
Year |
|||||||||||||||||||||||
|
1993 |
1995 |
1997 |
|||||||||||||||||||||
| Antibiotic | State2 |
Crop |
Acreage |
Average no. applications |
Active ingredient used (lbs) |
Crop |
Acreage treated (%) |
Average no. applications |
Active ingredient used (lbs) |
Crop |
Acreage treated (%) |
Avg. no. applications |
Active ingredient used (lbs) |
||||||||||
|
Oxytetracycline3 |
|||||||||||||||||||||||
|
CA |
33,300 |
*4 |
* |
39,900 |
0 |
0 |
0 |
40,500 |
0 |
0 |
0 |
||||||||||||
|
MI |
54,500 |
0 |
0 |
0 |
54,000 |
0 |
0 |
0 |
55,000 |
1 |
2.1 |
300 |
|||||||||||
|
OR |
8,300 |
* |
* |
8,600 |
0 |
0 |
0 |
8,700 |
9 |
1 |
100 |
||||||||||||
|
PA |
22,000 |
* |
* |
22,000 |
0 |
0 |
0 |
22,000 |
0 |
0 |
0 |
||||||||||||
|
WA |
147,000 |
* |
* |
153,000 |
6 |
1.4 |
2,100 |
155,000 |
10 |
1 |
2,300 |
||||||||||||
|
Streptomycin |
|||||||||||||||||||||||
|
CA |
33,300 |
22 |
1.9 |
1,800 |
39,900 |
44 |
2.1 |
4,800 |
40,500 |
46 |
2.1 |
4,600 |
|||||||||||
|
MI |
54,500 |
23 |
1.6 |
4,000 |
54,000 |
28 |
2 |
6,400 |
55,000 |
29 |
1.9 |
6,500 |
|||||||||||
|
NY |
52,500 |
8 |
1.9 |
2,800 |
57,500 |
15 |
1.1 |
900 |
51,000 |
18 |
1.6 |
2,400 |
|||||||||||
|
OR |
8,300 |
17 |
2.4 |
1,400 |
8,600 |
10 |
1.7 |
200 |
8,700 |
5 |
2.1 |
100 |
|||||||||||
|
PA |
22,000 |
7 |
1.4 |
300 |
22,000 |
28 |
2.5 |
1,600 |
22,000 |
13 |
1.9 |
1,000 |
|||||||||||
|
WA |
147,000 |
0 |
0 |
0 |
153,000 |
2 |
2 |
1,400 |
155,000 |
0 |
0 |
0 |
|||||||||||
1 Data from NASS (http://usda.mannlib.cornell.edu/reports/nass/other/pcu-bb/
).
2 Includes only states reporting use
exceeding 1,000 pounds in a year.
3 Oxytetracycline used on apple under Section 18 registration.
4 * Antibiotic reported as used, but quantitative data not reported.