Using a Participatory Approach and Legume Integration to Increase the Productivity of Early Maturing Maize in the Nigerian Sudan Savannas

Table 3

Striga count ha⁻¹ and mean grain yield of different maize varieties following soybean on farmers’ field in Sudan savannah.

Year 1 (2009)	Year 2 (2010)	N	Striga ha^−1	% reduction	Grain yield ha^−1	% increase
Soybean	2000SYN-EE-W-STR	8	3112	85	3375	96
Soybean	2004TZE-W-DT-STR-C4	10	8415	59	2891	68
Soybean	99TZEE-Y-STR	8	1313	94	1875	9
Soybean	99EVDT-W-STR	10	3022	85	4022	133
FC	FC	32	20357		1724
Mean			7244		2777
SED			4934		620