Study duration (Days)
0
1 0
2 0
3 0
4 0
5 0
6 0
Total K content (mg g
-1
)
6
7
8
9
10
11
T 1
T 2
T 3
T 4
Exchangeable K (mg g
-1
)
1.5
3.0
4.5
6.0
7.5
T 1
T 2
T 3
T 4
Study duration (Days)
0
1 0
2 0
3 0
4 0
5 0
6 0
Water extractable K (mg g
-1
)
1
2
3
4
5
6
T 1
T 2
T 3
T 4
Fig. 13.5 Changes in TK and different K fractions in cattle manure and mica waste combinations
during vermicomposting
216
P. Pramanik et al.
0
1 0
2 0
3 0
4 0
5 0
6 0
Total K content (mg g
-1
)
6
7
8
9
10
11
T 1
T 2
T 3
T 4
Exchangeable K (mg g
-1
)
1.5
3.0
4.5
6.0
7.5
T 1
T 2
T 3
T 4
Study duration (Days)
0
1 0
2 0
3 0
4 0
5 0
6 0
Water extractable K (mg g
-1
)
1
2
3
4
5
6
T 1
T 2
T 3
T 4
Fig. 13.5 Changes in TK and different K fractions in cattle manure and mica waste combinations
during vermicomposting
216
P. Pramanik et al.