Environmental Engineering Reference
In-Depth Information
Table 9.6 Mean total biomass and growth rate by plant species and harvesting date
Plant species
Common bermuda grass
Tifton 85 bermuda grass
Wild millet
St. Augustine grass
Giant reed
Tot a l
biomass
(g m -2 )
Tot a l
biomass
(g m -2 )
Tot a l
biomass
(g m -2 )
Tot a l
biomass
(g m -2 )
Tot a l
biomass
(g m -2 )
Growth rate
(g m -2 d -1 )
Growth rate
(g m -2 d -1 )
Growth rate
(g m -2 d -1 )
Growth rate
(g m -2 d -1 )
Growth rate
(g m -2 d -1 )
Harvesting
date
Mean SD Mean
SD Mean SD Mean
SD Mean SD Mean
SD Mean SD Mean SD Mean
SD Mean
SD
397a 314
1.35a 1.06 487a
6/23/06
262 1.65a
0.89 139ab 80
0.14b
0.08 16b
31
0.05b 0.10 463a
201 1.54a
0.70
8/17/06
732a
252
13.31a 7.68 689a
304 12.53a 5.53 380ab 123 6.90ab 2.23 208b
267 3.77b 4.84 610a
156 11.09a 2.83
11/14/06
579a
322
6.51a
3.61 849a
407 9.53a
4.57 555a
209 6.24a
2.34 32b
68
0.36b 0.73 22b
42
0.24b
0.48
6/27/07
548b
162
2.43b
0.72 797a
162 3.55a
0.72 690ab 126 3.07ab 0.56 181c
300 0.81c 1.33 177c
208 0.78c
0.93
8/14/07
518a
156
10.81a 3.25 342ab 278 7.12ab 5.79 614a
86
12.78a 1.78 22b
42
0.44b 0.89 123b
246 2.56b
5.12
10/8/07
439ab 318
7.98ab 5.77 395ab 288 7.18ab 5.24 704a
72
12.81a 1.32 206b
321 3.74b 5.84 0b
0
0b
0
Total
3213a 1322
3559a 675
3082a 277
665b
577
1376b 645
5/28/08
408a
183
1.75a
0.79 344a
182 1.48a
0.78 275a
234 1.18
1.00 313a
190 1.35a 0.81 204a
57
0.87a
0.24
8/11/08
460b
152
6.13b
2.03 794a
129 10.58a 1.72 632ab 170 8.43ab
534b
113 7.12b 1.51 573b
163 7.65b
2.17
Total
868a
173
1138a 298
907a
386
847a
210
777a
119
Letters denote T-tests-Least Significant Difference (LSD) in the same row for Total Biomass or Growth Rate. Where letters are the same, means are not
significantly different at the 0.05 level.
 
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