Spent Mushroom Waste as a Media Replacement for Peat Moss in Kai-Lan (Brassica oleracea var. Alboglabra) Production
Table 3
Different growth parameters of Kai-lan as influenced by planting media at harvest (5 weeks after transplanting).
Media
Shoot FW (g/plant)
Root FW (g/plant)
Shoot DW (g/plant)
Root DW (g/plant)
Root length (cm)
Leaf area (cm2)
SPAD value
100% SMW
0.11d
0.48d
0.02c
0.02c
6.8e
2.4d
14.8b
100% PM
19.16a
2.90a
5.66a
0.29a
14.6a
303a
42.4a
1 : 1 (SMW : PM)
0.11d
0.49d
0.02c
0.02c
8.7ce
2.8d
17.8b
1 : 2 (SMW : PM)
0.17d
0.37d
0.03c
0.02c
9.8bd
2.4d
19.8b
2 : 1 (SMW : PM)
0.12d
0.36d
0.02c
0.02c
8.2de
2.6d
13.1b
1 : 1 (SMW : PM) + NPK
11.30bc
1.47bc
3.01b
0.16ab
11.3bc
181bc
50.1a
1 : 2 (SMW : PM) + NPK
15.86ab
1.86b
3.39b
0.18ab
11.7b
250ab
50.8a
2 : 1 (SMW : PM) + NPK
8.52c
1.03cd
2.20b
0.08bc
10.1bd
156c
44.7a
SMW: spent mushroom waste; PM: peat moss; NPK: inorganic fertilizer at 18 g/pot; FW: Fresh weight of plant; DW: Dry weight of plant. Means with the same letter within the same column are not significantly different () according to Least Significant Different (LSD) test.
