Appendix A. The characteristics of the 24 different litter types used in this experiment. See Notes at end of table for details.
|
Plant Species |
Litter type |
N fertilization treatment |
Hemicellulose (%) |
Cellulose (%) |
Lignin (%) |
Total N (%) |
Soluble N (%) |
Soluble C (%) |
C:N ratio |
Total CO2 production |
|
Agropyron repens |
shoot |
High |
32 |
21 |
2 |
2.5 |
2.1 |
19.0 |
17.7 |
2.3 |
|
|
Low |
34 |
26 |
5 |
1.3 |
1.1 |
13.3 |
34.9 |
1.4 |
|
|
|
root |
High |
36 |
20 |
7 |
1.4 |
0.8 |
5.5 |
27.7 |
0.6 |
|
|
Low |
41 |
26 |
8 |
1.0 |
0.5 |
10.4 |
44.2 |
0.8 |
|
|
Andropogon gerardii |
shoot |
High |
33 |
18 |
1 |
1.7 |
1.0 |
20.0 |
25.6 |
1.9 |
|
|
Low |
33 |
31 |
4 |
0.7 |
0.5 |
11.1 |
67.3 |
0.8 |
|
|
|
root |
High |
40 |
27 |
14 |
0.8 |
0.5 |
4.6 |
52.7 |
0.6 |
|
|
Low |
39 |
25 |
13 |
0.4 |
0.1 |
9.6 |
107.5 |
0.5 |
|
|
Bouteloua gracilis |
shoot |
High |
38 |
6 |
3 |
1.2 |
0.8 |
24.7 |
36.4 |
1.6 |
|
|
Low |
43 |
33 |
4 |
1.0 |
0.7 |
1.5 |
38.4 |
1.3 |
|
|
|
root |
High |
44 |
21 |
7 |
1.0 |
0.7 |
1.0 |
38.5 |
0.4 |
|
|
Low |
43 |
23 |
13 |
0.7 |
0.2 |
9.1 |
63.0 |
0.5 |
|
|
Koleria cristata |
shoot |
High |
31 |
29 |
0.1 |
1.5 |
0.9 |
14.5 |
29.6 |
2.2 |
|
|
Low |
37 |
36 |
3 |
1.2 |
0.5 |
8.6 |
36.0 |
1.6 |
|
|
|
root |
High |
49 |
21 |
7 |
1.1 |
0.6 |
9.9 |
35.4 |
0.6 |
|
|
Low |
47 |
26 |
9 |
0.7 |
0.2 |
2.8 |
63.3 |
0.6 |
|
|
Poa pratensis |
shoot |
High |
32 |
23 |
1 |
1.6 |
1.3 |
16.8 |
28.5 |
2.1 |
|
|
Low |
35 |
25 |
2 |
1.5 |
1.1 |
14.8 |
29.7 |
1.9 |
|
|
|
root |
High |
37 |
13 |
4 |
1.1 |
0.8 |
5.9 |
31.5 |
0.5 |
|
|
Low |
45 |
27 |
9 |
0.8 |
0.5 |
1.5 |
50.1 |
0.5 |
|
|
Schizachyrium scoparium |
shoot |
High |
42 |
28 |
2 |
1.4 |
0.9 |
10.0 |
30.3 |
2.1 |
|
|
Low |
38 |
33 |
4 |
0.5 |
0.1 |
11.3 |
86.3 |
0.7 |
|
|
|
root |
High |
41 |
30 |
8 |
0.9 |
0.5 |
6.2 |
50.5 |
0.7 |
|
|
Low |
42 |
28 |
8 |
0.3 |
0.1 |
7.7 |
135.9 |
0.4 |
Notes: All percentages are expressed per unit mass (g/100 g dry mass ash-free litter). Total CO2 production is reported in units of mg C-CO2/g dry soil over the 53-d incubation.