Bulletin of the National Research Centre

Table 3 Effect of different bio-stimulants on chemical contents of tuber roots of Cassava cultivars in 2016/2017 and 2017/2018 seasons

From: Effect of bio-stimulants foliar applications on growth, yield, and product quality of two Cassava cultivars

Treatments		First season (2016/2017)						Second season (2017/2018)
Treatments		Starch (%)	Total carbohydrates (%)	Total fibers (%)	N (%)	P (%)	K (%)	Starch (%)	Total carbohydrates (%)	Total fibers (%)	N (%)	P (%)	K (%)
Effect of cultivars
American cassava		50.8a	62.4a	2.3a	0.89a	0.29a	1.03a	49.8 a	59.0a	2.4a	0.95a	0.31a	1.02a
Brazilian cassava		46.1b	56.5b	2.5a	0.68b	0.24b	0.77b	39.0 b	47.5b	2.5a	0.70b	0.21b	0.78b
Effect of bio-stimulants
Glutamine (200 mg/L)		49.7a	62.4a	2.4b	0.88a	0.28a	1.00a	48.7 a	57.4a	2.5b	0.96a	0.29a	0.98a
Lysine (100 mg/L)		48.1b	60.2b	2.5a	0.83b	0.26b	0.97b	47.1 b	55.2b	2.6a	0.84b	0.27b	0.90b
Yeast (4 g/L)		44.6c	58.4c	2.4c	0.74c	0.23c	0.84c	43.1 c	51.5c	2.5b	0.78c	0.24b	0.88b
Yeast (2 g/L)		40.5d	57.3d	2.3d	0.69d	0.21d	0.81d	38.8 d	48.8d	2.4c	0.74d	0.22c	0.82c
Effect of interaction
American cassava	Glutamine (200 mg/L)	54.2a	65.4a	2.2f	0.97a	0.33a	1.11a	53.1 a	63.4a	2.4d	1.10a	0.34a	1.09a
	Lysine (100 mg/L)	53.1b	63.0b	2.3d	0.92a	0.31b	1.06b	52.0 b	60.2b	2.4d	0.94b	0.32b	1.07a
	Yeast (4 g/L)	49.7c	60.8c	2.4c	0.85b	0.28c	0.99c	48.6 c	57.8c	2.4d	0.91b	0.29c	1.00c
	Yeast (2 g/L)	46.5d	60.4d	2.4c	0.81b	0.26d	0.96c	45.4 d	54.4d	2.4d	0.86c	0.27d	0.91d
Brazilian cassava	Glutamine (200 mg/L)	45.3e	59.4e	2.6b	0.79c	0.23e	0.88d	44.2 e	51.4e	2.6b	0.81c	0.24e	0.86e
	Lysine (100 mg/L)	43.2f	57.4f	2.7a	0.74c	0.21f	0.87d	42.1 f	50.1f	2.7a	0.74d	0.22f	0.80f
	Yeast (4 g/L)	39.6g	56.1g	2.4c	0.63d	0.19g	0.68e	37.5 g	45.2g	2.5c	0.64e	0.19g	0.75g
	Yeast (2 g/L)	34.5h	54.3h	2.2e	0.56e	0.17h	0.65e	32.1 h	43.2h	2.3e	0.61e	0.17h	0.72g

The means within each column within main effects and interactions followed by same letter are not significant at P < 5%

Back to article page