Sustainability of Mahogany Production in Plantations: Does Resource Availability Influence Susceptibility of Young Mahogany Plantation Stands to Hypsipyla robusta Infestation?

Table 2

Mean shoots and percentage shoots attacked for K. grandifoliola, S. macrophylla, K. ivorensis, and E. cylindricum in the species trial 12 and 21 months after planting in the moist semideciduous forest.

Treatment	Mean shoots		Percentage of shoots attacked (%)
	12 months	21 months	12 months	21 months
K. ivorensis	1.100^a ± 0.019	2.056^a ± 0.352	27.120^a ± 19.581	43.955^a ± 10.432
K. grandifoliola	1.257^b ± 0.052	3.859^b ± 0.342	47.040^a ± 11.905	44.898^a ± 8.752
E. cylindricum	1.000^a ± 0.000	1.000^c ± 0.000	0.000^a ± 0.000	0.000^b ± 0.000
S. macrophylla	1.000^a ± 0.000	1.000^c ± 0.000	0.000^a ± 0.000	2.750^b ± 2.750
values	0.000	0.000	0.035	0.000

Values are percentages, and ± are standard errors. Percentages in the same column with the same letter are not statistically different at P value of 0.05. Differences between means were compared using Tukey’s test (Post Hoc tests).