Bulletin of the National Research Centre

Table 5 Effect of gamma irradiation doses on nitrogen, phosphorus, potassium, total carbohydrates, inulin, phenols and flavonoids of Jerusalem artichoke tubers during the two successive seasons of 2019 and 2020

From: Effect of low gamma irradiation doses on growth, productivity and chemical constituents of Jerusalem artichoke (Helianthus tuberosus) tubers

Treatments	%					mg/g D.W
Treatments	N	P	K	Total carbohydrates	Inulin	Total soluble phenols	Flavonoids
Frist season
0(un-irradiated)	1.33	0.45	2.88	16.35	9.55	36.55	11.55
2.5 Gy	1.60	0.54	2.95	17.33	10.33	37.36	12.32
5 Gy	1.88	0.66	3.25	18.68	11.43	38.33	12.36
10 Gy	1.58	0.52	3.05	17.86	10.87	38.98	12.96
LSD_0.05	0.02	0.02	0.10	1.02	0.42	1.02	1.03
Second season
0(un-irradiated)	1.30	0.48	2.58	16.58	9.67	35.33	9.32
2.5 Gy	1.68	0.50	2.98	17.44	10.43	36.58	12.33
5 Gy	1.85	0.65	3.64	19.2	11.52	37.65	12.65
10 Gy	1.70	0.51	3.08	17.76	10.75	37.88	13.01
LSD_0.05	0.03	0.01	0.20	9.4	0.32	1.03	1.04

Bold indicates L.S.D. at 0.05 least significant differences

Back to article page