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

Bulletin of the National Research Centre

Table 1 Fall Army Worm counts and Exit holes in Maize-Cassava intercrop cultivated in Niger Delta Region using two pheromone traps

Infestation level	Pheromone trap height	Sole Maize variety			Cassava-Maize variety Intercrop			Mean ± SD
Infestation level	Pheromone trap height	OBA Super 98	White Maize	Yellow Maize	OBA Super 98	White Maize	Yellow Maize	Mean ± SD
FAW count	1 m	1.00 ± 0.48	0.20 ± 0.27	1.00 ± 0.43	0.80 ± 0.45	0.60 ± 0.43	0.60 ± 0.23	0.52 ± 0.21
	1.5 m	0.00 ± 0.00	1.20 ± 0.55	0.60 ± 0.23	2.20 ± 0.71	1.00 ± 0.48	0.60 ± 0.33	0.68 ± 0.11
	Mean ± SD	0.50 ± 0.47	0.70 ± 0.45	0.80 ± 0.35	1.50 ± 0.61	0.80 ± 0.18	0.60 ± 0.04
Exit holes of FAW	1 m	4.33 ± 1.31	5.33 ± 1.41	7.87 ± 1.70	3.60 ± 1.32	7.93 ± 1.50	7.27 ± 1.58	5.51 ± 1.21
	1.5 m	2.87 ± 0.79	3.00 ± 0.65	0.6 ± 0.11	10.40 ± 2.97	18.60 ± 4.65	22.93 ± 2.01	9.17 ± 1.26
	Mean ± SD	3.60 ± 1.04	4.17 ± 1.00	4.23 ± 1.30	7.00 ± 1.32	13.27 ± 1.70	15.10 ± 1.71