LE BEUSSE A COUFFE, paramètre Orthophosphates (PO4)
mg(PO4)/L
30/06/16
1.5
29/07/16
1.9
31/08/16
1.45
30/09/16
1.3
28/10/16
1.4
21/11/16
1.6
29/12/16
2.67