Table 1.
Water sampling locations in central and southern Thailand. The global positioning system (GPS) coordinates, type of water collection sites, number of sites and water samples, and identified organisms are shown in the table.
| Province (Province ID; Number of P. insidiosum Isolates) | Sampling Locations | Type of Water Collection Site | Number of Sites | Collected Samples | Number of Culture-Positive Samples (Species; % of Collected Samples) |
|||
|---|---|---|---|---|---|---|---|---|
| Code | GPS Coordinate | P. insidiosum | Other Pythium Species |
Other Organisms | ||||
| Bangkok (BK; n = 7) | BK01 | 13.770966, 100.516366 | Pond (zoo) | 10 | 50 | 2 (4%) | 1 (Pythium sp.; 2%) | - |
| BK02 | 13.854501, 100.859078 | Pond (zoo) | 3 | 15 | - | - | - | |
| BK03 | 13.807507, 100.555620 | Pond (public park) | 8 | 40 | - | - | - | |
| BK04 | 13.929843, 100.568340 | Pond (public park) | 4 | 20 | 1 (5%) | - | 1 (unclassified; 5%) | |
| BK05 | 13.787263, 100.674502 | Pond (public park) | 3 | 15 | - | - | - | |
| BK06 | 13.731485, 100.541550 | Pond (public park) | 4 | 20 | - | - | - | |
| BK07 | 13.652241, 100.491406 | Pond (public park) | 4 | 20 | - | - | - | |
| BK08 | 13.770022, 100.494723 | Pond (public park) | 3 | 15 | - | - | - | |
| BK09 | 13.686055, 100.662055 | Pond (public park) | 7 | 35 | 4 (11%) | 6 (P. catenulatum; 17%), 1 (Pythium sp.; 3%) |
- | |
| BK10 | 13.744389, 100.352753 | Pond (public park) | 2 | 10 | - | - | - | |
| Chonburi (CB; n = 0) | CB01 | 13.257211, 101.151760 | Pond, Irrigation channel | 3 | 15 | - | 3 (P. catenulatum; 20%) | 1 (unclassified; 7%) |
| Chachoengsao (CS; n = 6) | CS01 | 13.668917, 101.191042 | Pond | 4 | 20 | 1 (5%) | 1 (P. rhizo-oryzae; 5%), 1 (Pythium sp.; 5%) | - |
| CS02 | 13.652780, 101.161328 | Pond | 2 | 10 | - | 1 (P. rhizo-oryzae; 10%) | - | |
| CS03 | 13.606459, 101.232437 | Rice field | 2 | 10 | 5 (50%) | - | - | |
| Nakhon Pathom (NP; n = 0) |
NP01 | 14.020776, 99.973345 | Pond | 12 | 60 | - | 6 (P. catenulatum; 10%) | 1 (Sclerotium hydrophilum; 2%), 1 (Mucor amphibiorum; 2%) |
| Kanchanaburi (KB; n = 11) |
KB01 | 14.138575, 99.324756 | Pond | 5 | 25 | 1 (4%) | - | - |
| KB02 | 13.978799, 99.659559 | Pond | 1 | 5 | - | 1 (P. catenulatum; 20%) | 2 (unclassified; 40%) | |
| KB03 | 14.027293, 99.791957 | Pond, Rice field | 5 | 25 | 10 (40%) | 1 (Pythium sp.; 4%) | - | |
| Ratchaburi (RB; n = 1) | RB01 | 13.806338, 99.689354 | Pond | 6 | 30 | 1 (3%) | 1 (P. rhizo-oryzae; 3%) | - |
| RB02 | 13.571397, 99.774272 | Pond | 3 | 15 | - | 4 (P. rhizo-oryzae; 27%), 1 (P. inflatum; 7%) | 1 (Pezizomycetes sp.; 7%) | |
| RB03 | 13.514250, 99.715126 | Pond | 2 | 10 | - | 1 (P. rhizo-oryzae; 10%) | - | |
| RB04 | 13.507072, 99.840394 | Pond | 2 | 10 | - | - | - | |
| Trang (TG; n = 2) | TG01 | 07.534068, 99.618507 | Pond, Rice field | 5 | 25 | 2 (8%) | 1 (Pythium sp.; 4%) | - |
| Total (n = 27) | - | - | - | 100 | 500 | 27 (5.4%) | 30 (6.0%) | 7 (1.4%) |