Table 3.

Raw canonical coefficients of discriminant functions determined for the N group

Element	Discriminant function
	1	2	3	4	5
Constant value	− 4.3266	− 0.8795	0.3390	− 3.8913	11.4237
P	0.0021	0.0036	0.0025	− 0.0009	0
S	0.0013	− 0.0023	− 0.0065	0.0020	− 0.0012
K	− 0.0041	− 0.0009	− 0.0006	− 0.0001	− 0.0013
Ca	− 0.0001	− 0.0003	− 0.0006	− 0.0014	0.0001
Fe	− 0.0045	0.0128	0.0078	0.0152	0.0013
Cu	0.0601	− 2.3282	2.3391	0.6024	− 0.3032
Zn	0.0036	− 0.0005	0.0097	0.0216	− 0.0020
Se	16.5732	6.6111	− 7.9734	− 2.1838	− 0.9165