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Table 4 Yield and yield components of dry maize grains in maize-cassava cropping pattern infested by Fall Army Worm cultivated in the Niger Delta Region of Nigeria under two pheromone heights as a means of determining population dynamics

From: Population dynamics of Fall Army Worm [(Spodoptera frugiperda) J.E. Smith] (Lepidoptera: Nuctuidae) in maize-cassava intercrop using pheromone traps in Niger Delta Region

Maize data Pheromone trap height Sole Maize variety Cassava- Maize variety Intercrop Mean ± SD
OBA Super 98 White Maize Yellow Maize OBA Super 98 White Maize Yellow Maize
Ear weight 1 m 40.87 ± 15.95 29.13 ± 13.68 29.27 ± 11.68 69.80 ± 17.65 2.40 ± 2.15 2.20 ± 3.03 28.54 ± 11.28
1.5 m 38.00 ± 7.51 4.47 ± 1.68 14.00 ± 9.24 17.40 ± 2.85 76.87 ± 12.30 93.67 ± 13.34 40.93 ± 13.16
Mean ± SD 39.43 ± 6.73 16.80 ± 5.68 21.63 ± 6.46 43.60 ± 12.25 39.63 ± 11.73 47.93 ± 12.19  
Husk weight 1 m 10.80 ± 3.23 11.60 ± 2.42 9.87 ± 9.40 19.27 ± 6.27 1.40 ± 2.92 0.87 ± 0.47 8.28 ± 3.89
1.5 m 15.87 ± 2.98 1.27 ± 0.26 6.07 ± 2.84 8.80 ± 2.03 21.53 ± 11.49 31.47 ± 2.85 13.87 ± 3.79
Mean ± SD 13.33 ±  ± 2.12 6.43 ± 1.54 7.97 ± 3.62 14.03 ± 5.65 11.47 ± 2.71 16.17 ± 2.16  
Cob weight 1 m 30.07 ± 12.10 17.53 ± 9.62 19.47 ± 1.66 50.53 ± 2.89 1.00 ± 0.30 1.33 ± 0.64 19.72 ± 6.94
1.5 m 22.13 ± 10.15 3.20 ± 1.30 7.93 ± 4.67 8.60 ± 4.65 55.33 ± 17.27 62.20 ± 13.48 26.98 ± 18.80
Mean ± SD 26.1 ± 11.63 10.37 ± 2.96 13.70 ± 7.14 29.57 ± 11.27 28.17 ± 16.79 31.77 ± 18.56  
Empty cob weight 1 m 12.80 ± 3.72 10.27 ± 3.86 9.07 ± 2.47 15.87 ± 3.84 1.00 ± 0.30 0.73 ± 0.84 8.21 ± 3.66
1.5 m 11.00 ± 2.15 1.40 ± 0.58 6.00 ± 2.23 3.87 ± 1.60 21.20 ± 11.45 23.80 ± 11.47 11.21 ± 1.17
Mean ± SD 11.90 ± 2.94 5.83 ± 1.72 7.53 ± 1.35 9.87 ± 2.72 11.10 ± 3.88 12.27 ± 3.66