Environmental Engineering Reference
In-Depth Information
Table 9.1
Mean biomass (all values in g m
-2
)
Cattail
Rush
Maidencane
Inorganic
Mixture
Waste
Inorganic
Mixture
Waste
Inorganic
Mixture
Waste
Date
Mean
SD
Mean
SD
Mean
SD
Mean
SD Mean
SD Mean
SD Mean
SD Mean
SD Mean
SD
08/20/2001 1753
cd
∗
809
4443
a
5223
a
715
de
834
de
183
e
689
e
3301
b
2343
bc
1441
1489
141
135
136
391
431
640
10/15/2001 1599
bcd
3911
a
2875
ab
275
e
811
cde
78
e
453
de
1760
bc
1607
bcd
1452
1800
1387
90
381
47
311
381
294
1523
ab
2264
a
2414 266
bc
03/14/2002 -
-
-
-
-
-
977
204
-
-
-
-
-
-
06/03/2002 4544
ab
2500
abc
5794
a
2493
abc
1677 1759
bc
1408 81
c
4061
ab
2854 5903
a
2830
abc
4576
2710
2073
115
674
1459
07/29/2002 2543
ab
931
bc
2513
ab
183
c
2559
ab
1721 3768
a
1421
bc
2699
1096
1479
121
-
-
-
-
778
486
09/30/2002 599
bcd
186
cd
106
d
270
cd
1136
bc
3188
a
1707 1550
b
793
222
136
351
-
-
-
-
632
857
11038
abc
11971
abc
16511
ab
5459
cd
5668
cd
608
d
8898
c
17920
a
9751
bc
Totals
∗
Letters denote T tests-Least Significant Difference (LSD) in the same row. Where letters are the same, means are not significantly different at the 0.05 level.
