1. Statistical Modeling Unit; Institute for Agro-Environmental Sciences; NARO, Tsukuba Ibaraki Japan
2. Tea Pest Management Unit; Institute of Fruit Tree and Tea Science; NARO, Kanaya, Shimada, Shizuoka Japan
3. Department of Mathematics and Mathematical Statistics; Umeå University; Umeå Sweden
4. Department of Entomology; University of Minnesota; St. Paul MN USA
5. Graduate School of Life and Environmental Sciences; Kyoto Prefectural University, Shimogamo; Kyoto Japan