Takehiko Yamanaka
National Institute for Agro-Environmental Sciences, JP3-1-3 Kannondai
Tsukuba, Ibaraki
Japan 305-8604
Email: apple@affrc.go.jp
Papers:
0129 Detecting spatial interactions in the ragweed (Ambrosia artemissifolia L.) and the ragweed beetle (Ophraella communa LeSage) populations