Table 1 Selected National Parasite Control Information Management System variables, China, 2009–2017
Field survey variables | Snail area variables |
|---|---|
Province name | Area of detected snails |
County name | Area of detected snails first time |
Reporting year | Total snail area |
Area of marshland/lake region inner embankment | |
Area of marshland/lake region outside embankment | |
Area of plains region with waterway network | |
Area of hilly/mountainous region |