Optimization of African indigenous vegetables production in sub Saharan Africa: a review

Table 2 Fertilizer rates and leaf yield of selected common indigenous vegetables grown in sub-Saharan Africa

Vegetable	Fertilizer/manure application rate	Leaf yield	References
Amaranthus spp.	10 t ha⁻¹ sheep manure	2.6 t ha⁻¹	Mhlontlo et al. (2007)
	150 kg ha⁻¹ NPK	3.4 t ha⁻¹	Mhlontlo et al. (2007)
	100N:20P:150K kg ha⁻¹	17.5 t ha⁻¹	Modisane et al. (2009)
	100N:20P:0K kg ha⁻¹	19 t ha⁻¹	Modisane et al. (2009)
Bidens pilosa	84 kg ha⁻¹ NPK + 0.2 t ha⁻¹ compost	0.74 t ha⁻¹ (DW)	Zobolo and Staden (1999)
Cleome gynandra	80 kg ha⁻¹ CAN	1.6 t ha⁻¹	Mauyo et al. (2008)
	100N:20P:150K kg ha⁻¹	20 t ha⁻¹	Modisane et al. (2009)
	No fertilizer	1.19 t ha⁻¹	Mavengahama (2013)
	300 kg ha⁻¹ LAN	2.12 t ha⁻¹	Mavengahama (2013)
	30 t ha⁻¹ poultry manure	24.38 t ha⁻¹	Houdegbe et al. (2018)
	200 kg ha⁻¹ DAP	1.7 t ha⁻¹	Koile (2018)
Vigna unguiculata	200 kg ha⁻¹ DAP	4.9 t ha⁻¹	Koile (2018)
	100 kg ha⁻¹ DAP + 5 t ha⁻¹ farm yard manure	4 t ha⁻¹	Koile (2018)
	10 t ha⁻¹ farm yard manure	3.6 t ha⁻¹	Koile (2018)

CAN calcium ammonium nitrate, LAN limestone ammonium nitrate, DAP diammonium phosphate, DW dry weight with the rest being fresh weight

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