Table 6.

Rules selection, with membership degree 1.00, generated by neurofuzzy logic showing the best combination of inputs to obtain the highest or lowest results for each output.

Rules		${\text{NH}}_4^{+}$	${\text{NO}}_3^{-}$	K+	${\text{SO}}_4^{2-}$	Fe2+	EDTA−	Cu2+	Cl−	${\text{BO}}_3^{-}$		SQ	PR	SL (cm)	STN	BC (g)	Membership degree
3	IF				Mid				Low		THEN	High					1.00
5					High				Low			Low					1.00
6					High				High			High					1.00
7						Low						High					1.00
8						High						Low					1.00
10				High								Low					1.00
11		Low										Low					1.00
13		High										Low					1.00
18	IF			Low	Low		High				THEN		Low				1.00
19				Low	High		High						High				1.00
20				High	Low		High						Low				1.00
21				High	High		High						Low				1.00
24						Mid				Low			High				1.00
28	IF		Low			Low		Low			THEN			Low			1.00
29			Mid			Low		Low						Low			1.00
31			Low			Low		Mid						Low			1.00
32			Mid			Low		Mid						High			1.00
33			High			Low		Mid						High			1.00
34			Low			Low		High						Low			1.00
37			Low			High		Low						Low			1.00
40			Low			High		Mid						Low			1.00
41			Mid			High		Mid						Low			1.00
42			High			High		Mid						Low			1.00
44			Mid			High		High						Low			1.00
45			High			High		High						High			1.00
47				Mid					Low					Low			1.00
54	IF						Low				THEN				Low		1.00
55							High								High		1.00
56					Low										High		1.00
57					Mid										Low		1.00
58					High										Low		1.00
59				Low											Low		1.00
64	IF					High					THEN					Low	1.00
65					Low											Low	1.00

The inputs with stronger effects on each output have been highlighted by software.