MADELEINE A BLAIN, paramètre Orthophosphates (PO4)
mg(PO4)/L
19/02/15
0.2
19/03/15
0.41
22/04/15
0.57
18/05/15
0.4
16/06/15
0.57
17/07/15
0.55
17/08/15
0.68
18/09/15
0.63
16/10/15
0.29
20/11/15
0.77
18/12/15
0.26