Agronomic performances, yield and nutritional values of lupin grain varieties at Gircha research center, Gamo Highlands

Figures & data

Table 1. Plant height, days to flowering/maturity, number of branches per plant and forage dry matter yield of lupin varieties.

Variables		Days to flowering	Days to maturity	Plant height (cm)	Number of branches	Straw DMY(t/h)
Variety	Local	67.70^a	140^a	79.70	4.74^b	4.06^a
	Sanabor	52.80^b	103.90^b	86.00	7.79^a	3.85^a
	Vitabor	55.80^b	108.80^b	78.90	6.11^b	3.41^b
	CV	10.65	6.41	7.25	20.92	8.73
	p-Value	<0.001	<0.001	0.036	0.0001	0.0007

Values in columns with different letters (a, b, c) vary significantly; cm: centimeter; DMY: dry matter yield, t/h: tone per hectare.

Table 2. Grain yield and yield related traits of lupin grain varieties.

Variables		Pod number	Pod length	Seeds per pod	1000 seeds weight (g)	Grain yield (t/h)
Variety	Local	19.35	8.20^a	6.10	3895^a	4.74^a
	Sanabor	20.7	5.28^b	6.00	2140^b	4.08^b
	Vitabor	21.10	5.46^b	5.98	1693^c	3.75^b
	p-Value	0.48	<0.0001	0.97	<0.0001	0.0009
	CV	16.43	15.15	18.10	11.14	12.18

Values in columns with different letters (a b c) vary significantly; gm: gram; t/h: tone per hectare.

Table 3. Chemical composition of different lupin grain varieties.

Variables		DM (%)	%DM
			ash	CP	EE	NDF	ADF	ADL
Varieties	Local	91.60	3.57	29.08^a	3.57	31.83^b	19.25^b	3.76
	Sanabor	92.00	3.68	24.19^b	3.16	36.42^a	23.74^a	3.62
	Vitabor	91.80	3.82	19.37^c	2.89	37.79^a	25.44^a	4.00
	p-Value	0.3039	0.0875	<0.0001	0.209	<0.0001	<0.0001	0.4291
	cv	0.58	6.67	15.79	26.01	5.39	11.72	17.54

Values in columns with different letters (a b c) vary significantly; DM: dry matter; CP: crude Protein; EE: ether extract; NDF: neutral detergent fiber; ADF: acid detergent fiber; ADL: acid detergent lignin; %: percentage.

Table 4. Mineral profiles of different lupin grain varieties.

Variables		Mg/100 g
		Ca	P	Fe	Zn
Varieties	Local	105.62^a	273.59^b	9.17^b	4.253
	Sanabor	95.55^b	306.68^a	11.50^a	4.413
	Vitabor	88.68^c	303.94^a	11.46^a	4.579
	p-Value	<0.0001	<0.0001	<0.0001	0.5849
	CV	3.90	3.11	9.13	15.76

Values in columns with different letters (a b c) vary significantly; Ca: calcium; P: phosphorus; Fe: iron; Zn: zinc; Mg: milligram; g: gram.

Table 5. Cost benefit analysis of growing lupine grain varieties.

Variables	Varieties
	Local	Sanabor	Vitabor
Seed yield (kg/h)	47,400	40,800	37,500
Adjusted yield (kg/h)	42,660	36,720	33,750
Cost of production (ETB/h)	30,000	30,000	30,000
Selling price of grains (ETB/kg)	15	45	40
seed cost (EB/h)	1500	4500	4000
Gross field benefit/gross return	639,900	1,652,400	1,350,000
Total Variable cost (EB/h)	31,500	34,750	36,000
Net return	608,400	1,617,650	1,314,000
MRR (%)	–	310.5385	156.8

Kg/h: kilogram per hectare; ETH/h: Ethiopian Birr per hectare; ETB/kg: Ethiopian birr per kilogram; %: percent.

Data availability statement

The data that support the findings of this study are available from the corresponding author upon reasonable request.