Unpublished data on two leaf beetles feeding and laying eggs on two willow species

<p>The data were collected during controlled greenhouse experiments in Uppsala, Sweden. Two leaf beetle species were individually or jointly released on either of two willow species. The locations of egg laying and feeding on the shoot and on the leaves was recorded.</p> <p>The experiments were performed by the student Kawshar Sharmin and part of the data have been analysed and published in her master thesis.</p>