Table 1.
1997 | 1998 | 1999 | 2000 | 2001 | 2002 | |
---|---|---|---|---|---|---|
Abbasabad | ||||||
May | 9652 | 793 | 967 | 555 | 733 | 798 |
October | ND | ND | 1421 | 1395 | 1454 | 3329* |
Imamzadeh | ||||||
May | 3541 | 871 | 3629* | 741 | 378 | 705 |
October | ND | ND | 2742* | 496 | 719 | 2073* |
Matinabad (control) | ||||||
May | 18 992 | 18 940 | 5602 | 5697 | 1833 | 1836 |
October | ND | ND | 8657 | 6074 | 2356 | 7255 |
Number of rodent holes increased by 30% or more of the number of holes before treatment in May 1997 (ND, not determined).
P<0.000001 changes in number of rodent holes from year-to-year in intervention and control villages.