Evaluation of Nutrient Requirements of Sweet Lupine in Bread Wheat-Sweet Lupine under Additive Design Intercropping System in Northwest Ethiopia

Table 2

Fertilizer percentages and rates applied for sweet lupine in bread wheat-lupine intercropping system.

Cropping system	Percentage of the recommended rate	Recommended fertilizer rate (kg/ha)		Fertilizer rate of the respective percentage (kg/ha)
		N	P2O5	N	P2O5
BW + SL	0	18	46	0	0
	25	—	—	4.5	11.5
	50	—	—	9	23
	75	—	—	13.5	34.5
	100	—	—	18	46
	125	—	—	22.5	57.5
	150	—	—	27	69
Sole sweet lupine	100	18	46	18	46
Sole bread wheat	100	74	29	74	29

BW + SL: bread wheat and sweet lupine intercropping. N (nitrogen) and P₂O₅ (phosphorous) are applied to the component crops in the form of urea and DAP, respectively.