@article{Giertych:2009,
author
=
"M.Giertych and P.Karolewski and J.Oleksyn",
title
=
"Early-season defoliation of Sorbus aucuparia (L.) and Acer platanoides (L.) can induce defense mechanisms against the spider mite Tetranychus urticae (Koch)",
journal
=
"Polish Journal of Ecology",
volume
=
"Vol. 56",
number
=
"no 3",
pages
=
"443--452",
year
=
"2008",
}