Nitrates

Season
Winter
Summer
Square
Square
1 No data
2 No data
3 No data
3 No data
4 No data
4 No data
5 No data
5 No data
6 No data
6 No data
8 No data
8 No data
9 No data
9 No data
11 No data
11 No data
12 No data
12 No data