2-methyl-3-buten-2-ol: A Pheromone Component of Conifer Bark Beetles Found in the Bark of Nonhost Deciduous Trees

Table 2

Amounts of oxygenated hemiterpenes and (E)-3-penten-2-ol present in the bark extracts of deciduous trees, Asa, Sweden, June 11, 1998.

Compounds	Mean ± SD (μg/g DW bark)
	B. pendula ()	B. pubescens ()	P. tremula ()
2-methyl-3-buten-2-ol (MB)
3-methyl-3-buten-2-one
(E)-3-penten-2-ol