Morphological and biochemical variations induced by synergy of salicylic acid and zinc in cockscomb

Figures & Tables

DST	Parameters	SA level (ppm)	Zn level (ppm)
DST	Parameters	SA level (ppm)	0	0.5	1.5	2.5	Mean
120 DST	Stem diameter (mm)	0	23 e	35 b–d	38 a–c	31 b–d	33 B
		50	30 c–e	26 de	28 de	31 de	29 C
		100	34 b–d	35 b–d	42 ab	47 a	40 A
		Mean	29 C	32 BC	36 AB	37 A

	Shoot length (cm)	0	29 c	40 ab	43 ab	39 ab	37 B
		50	35 bc	35 bc	36 bc	37 bc	36 AB
		100	38 bc	41 ab	45 a	46 a	43 A
		Mean	34 B	39 A	41 A	42 A

	Shoot fresh weight (g)	0	458 d	883 ab	936 ab	803 bc	770 B
		50	673 d	536 d	563 d	646 cd	576 C
		100	899 ab	770 bc	897 ab	1023 a	910 A
		Mean	638 C	730 B	815 AB	824 A

	Shoot dry weight (g)	0	186 f	433 cd	475 bc	430 cd	381 B
		50	293 ef	296 e	320 e	333 de	311 C
		100	430 cd	453 c	566 b	687 a	534 A
		Mean	304 C	394 B	453 A	483 A

	Root length (cm)	0	19 c	25 a–c	26 a–c	24 a–c	23 B
		50	21 bc	21 bc	22 a–c	22 a–c	21 B
		100	25 a–c	26 a–c	27 ab	30 a	27 A
		Mean	22 A	24 A	25 A	25 A

	Root fresh weight (g)	0	57 c	77 a–c	82 a–c	75 a–c	72 AB
		50	62 bc	64 bc	66 a–c	70 a–c	66 B
		100	70 a–c	70 a–c	85 ab	93 a	81 A
		Mean	62 B	72 AB	78 A	79 A

	Root dry weight (g)	0	37 d	54 b–d	59 a–c	56 a–c	52 B
		50	48 cd	46 cd	47 cd	50 cd	48 B
		100	59 a–c	60 a–c	69 ab	74 a	65 A
		Mean	48 B	53 AB	59 A	58 A

65 DST	Number of buds · plant⁻¹	0	47 e	61 b–e	68 bc	64 b–d	60 B
		50	54 c–e	52 de	55 c–e	57 c–e	54 B
		100	65 b–d	60 b–e	73 ab	80 a	70 A
		Mean	55 B	58 B	65 A	68 A

105 DST	Flower weight (g)	0	5.83 f	8.33 c–e	9.6 bc	9.3 b–d	8.25 B
		50	7.40 ef	7.41 d–f	7.46 d–f	7.83 c–f	7.52 C
		100	8.56 c–e	8.51 c–e	10.50 b	12.96 a	10.12 A
		Mean	7.25 C	8.06 C	9.18 B	10.22 A

Factors	Zn (0.0 ppm)	Zn (0.5 ppm)	Zn (1.5 ppm)	Zn (2.0 ppm)
SA (0.0 ppm)	T₁	T₂	T₃	T₄
SA (50 ppm)	T₅	T₆	T₇	T₈
SA (100 ppm)	T₉	T₁₀	T₁₁	T₁₂