Laserfiche WebLink
<br />POND 81 Mg,( Dissolved <br /> <br /> <br />mg/1 <br />is <br />16 <br />14 <br />12 <br />10 <br />a <br />6 <br />4 <br />2 <br />0 <br />^ MIN. <br />^ MEAN <br />^ rlax. <br />1987 19$6 1985 1984 1983 <br />