Spent Mushroom Waste as a Media Replacement for Peat Moss in Kai-Lan (Brassica oleracea var. Alboglabra) Production

Table 1

Chemical composition of study media.

Media	pH	EC (dS/m)	N (%)	P (%)	K (%)	Ca (%)	Mg (%)
100% SMW	6.10a	1.331b	0.34e	0.16a	0.53a	0.51b	0.15a
100% PM	5.12d	0.847d	1.02a	0.04bc	0.16d	0.63a	0.15a
1 : 1 (SMW : PM)	5.92b	0.877c	0.71c	0.01c	0.35bc	0.59a	0.10a
1 : 2 (SMW : PM)	5.89b	0.778e	0.82b	0.01c	0.30c	0.62a	0.13a
2 : 1 (SMW : PM)	5.77c	1.345a	.60d	0.09ab	0.42b	0.58a	0.12a

SMW: spent mushroom waste; PM: peat moss.
Means with the same letter within the same column are not significantly different (𝑃<0.05) according to Least Significant Different (LSD) test.