©2013 National Research Council of Thailand
Srijumnun Pichidsuwanchai. 1996. Comparative studies on biology of Neochetina eichhorniae Warner and Neochetina bruchi Hustache (Coleoptera : Curculionidae), biological control agents of waterhyacinth, Eichhornia crassipes (Martius) Solms-Laubach (Liliales : Pontederiaceae), in Thailand. Graduate School, Kasetsart University;
Srijumnun Pichidsuwanchai. (1996) Comparative studies on biology of Neochetina eichhorniae Warner and Neochetina bruchi Hustache (Coleoptera : Curculionidae), biological control agents of waterhyacinth, Eichhornia crassipes (Martius) Solms-Laubach (Liliales : Pontederiaceae), in Thailand . Kasetsart University/Bangkok.
Srijumnun Pichidsuwanchai. Comparative studies on biology of Neochetina eichhorniae Warner and Neochetina bruchi Hustache (Coleoptera : Curculionidae), biological control agents of waterhyacinth, Eichhornia crassipes (Martius) Solms-Laubach (Liliales : Pontederiaceae), in Thailand. . Bangkok:Kasetsart University, 1996.
Srijumnun Pichidsuwanchai. (1996) Comparative studies on biology of Neochetina eichhorniae Warner and Neochetina bruchi Hustache (Coleoptera : Curculionidae), biological control agents of waterhyacinth, Eichhornia crassipes (Martius) Solms-Laubach (Liliales : Pontederiaceae), in Thailand . Kasetsart University/Bangkok.