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Table 1 Formula design of the cultivation materials and C/N

From: Assessing the effects of different agro-residue as substrates on growth cycle and yield of Grifola frondosa and statistical optimization of substrate components using simplex-lattice design

Formulas	Substrate mixture ratio					C/N
Formulas	X₁ (%)^a	X₂ (%)^b	X₃ (%)^c	X₄ (%)^d	X₅ (%)^e	C/N
1 (CK)	100	0	0	0	0	74.64
2	0	100	0	0	0	48.9
3	0	0	100	0	0	20.51
4	0	0	0	100	0	34.88
5	0	0	0	0	100	32.25
6	50	50	0	0	0	59.12
7	50	0	50	0	0	31.83
8	50	0	0	50	0	47.22
9	50	0	0	0	50	44.24
10	0	50	50	0	0	28.65
11	0	50	0	50	0	40.58
12	0	50	0	0	50	38.49
13	0	0	50	50	0	26.71
14	0	0	50	0	50	25.22
15	0	0	0	50	50	33.48
16	60	10	10	10	10	47.66
17	10	60	10	10	10	40.6
18	10	10	60	10	10	25.82
19	10	10	10	60	10	34.88
20	10	10	10	10	60	33.48
21	20	20	20	20	20	14.9

^aX₁—sawdust
^bX₂—corn cob
^cX₃—soybean straw
^dX₄—rice straw
^eX₅—corn straw

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