Nitrogen nutrition of 80kgN/ha and intra row spacing of 15cm enhanced the growth, yield and yield
attributes of individual sesame plant. This may be due to the fact that, sesame plants grown at wide intra row
spacing are less exposed to intra specific competition for light, nutrient, moisture and space, therefore tend to
grow more vigorously. In other words narrow intra row spacing with its attendant high plant populations tend to
exert pressure on scarce growth resources such as light, space, moisture and nutrients thereby leading to
reduced growth. In contrast sesame plants at narrow intra row spacing of 5cm and high nitrogen level of
80kgN/ha recorded higher values for LAI, CGR and GY/ha. This may be attributed to the small ground area
subtended by the individual plant which ensures early canopy ground cover, thus capturing solar radiation more
efficiently and utilizing soil moisture and nutrient more effectively. This agreed with the finding of Caliskan
(2004), Loomis (1971) and Majumdar and Row (1992).