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Poor soil fertility, especially with low levels of nitrogen (N), is a major constraint to productivity and the production of maize in the Guinea Savanna of Nigeria. To improve efficiency of the maize to use N in the Savanna, maize genotypes with improved root systems to exploit the available N fr...


Kamara, A.Y.Menkir, A.Kureh, I.Omoigui, L.O.[Response to low soil nitrogen stress of S1 maize breeding lines selected for high vertical rootpulling resistance]Response to low soil nitrogen stress of S1 maize breeding lines selected for high vertical rootpulling resistance

Field studies were conducted in 1995 and 1996 in the northern Guinea savanna of Nigeria to determine the response of 22 soybean genotypes to Alectra infestation. Significant differences were observed amongst soybean genotypes in number of Alectra shoots that emerged at 9 and 10 weeks after sowing...


Kureh, I.Alabi, S.Kamara, A.[Response of soybean genotypes to Alectra vogelii infestation under natural field conditions]Response of soybean genotypes to Alectra vogelii infestation under natural field conditions

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