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Plant Protection

Book and Journal Publications

  • Bunnarith, K., G.C. Jahn, Pol Chanty and Chhorn Nel (2000). Effects of simulated pest damage on rice yields. IRRN 25 (3): 27-28.

  • Bunnarith, K., G.C. Jahn, C. Pol and N. Chhorn (1999). Simulating rice pest damage to determine effects on yield. Cambodian Journal of Agriculture 2 (1): 29-32.

  • Cox, P.G., G.C. Jahn, S. Mak, N. Chhorn and S. Tuy (1999). Farmer participatory research for rat management in Cambodia. IRRN 24 (3) 29-31.

  • Jahn, G.C., Pheng Sophea, K. Bunnarith and Pol Chanty (2000). Ecological characterization of biotic constraints to rice in Cambodia. IRRN 25 (3): 23-24.

  • Jahn, G.C., Mak Solieng, Cox, P.G. and Chhorn Nel (1999). Farmer participatory research on rat management in Cambodia. In: G. Singleton, L. Hinds, H. Leirs and Z. Zhang (eds.), Ecologically-based rodent management. Ch. 17. pp. 358-371.

  • Jahn, G.C., S. Pheng, B. Kiev, and C. Pol (1998). Pest potential of the golden apple snail in Cambodia. Cambodian Journal of Agriculture 1: 34-35.

  • Jahn, G. C., P. Sophea, K. Bunnarith and P. Chanthry (1997). Pest management practices of lowland rice farmers in Cambodia lowland rice. In: K.L. Heong and M.M. Escalada (eds.). Pest management of rice farmers in Asia. IRRI, Manila, Philippines. pp. 35-51. 

  • Jahn, G.C., B. Khiev, S. Pheng and C. Pol (1996). Pest management in rice. In: H.J. Nesbitt (ed.), Rice production in Cambodia. Cambodia-IRRI-Australia Project, Phnom Penh, Cambodia. pp. 134-147.

  • Sophea, P., S. Adkins, M. Olofsdotter and G. Jahn (1999). Allelopathic effects of rice (Oryza sativa L.) on the growth of awnless barnyard grass [Echinochloa colona (L.) Link]: a new form for weed management. Cambodia Journal of Agriculture 2 (1): 42-49.

Technical Reports

  • Arida, G.S., K.L. Heong, P. Visarto and H.J. Nesbitt (1997). Impact of methyl parathion on the natural enemies of rice insect pests in Cambodia. IRRN 22(1): 45.

  • Chiang, H.C., and G.C. Jahn (1996). Entomology in the Cambodia-IRRI-Australia Project. (in Chinese) Chinese Entomol. Soc. Newsltr. Taiwan 3: 9-11.

  • Elazegui, F.A., H.R. Rapusas, P.S. Teng and H.J. Nesbitt (1992). Assessing the prevalence of rice pests in Cambodia. IRRN 17(6): 26-27.

  • Jahn, G.C., S. Pheng, B. Khiev, and C. Pol (1997). Agrochemical inputs in Cambodia's lowland rice. Agro-chemicals News in Brief.

  • Jahn, G.C., S. Pheng, K. Bunnarith, and P. Chanthy (1996). Farmers' pest management and rice production practices in Cambodian lowland rice. Baseline Survey Report No. 6. Cambodia-IRRI-Australia Project, Phnom Penh, Cambodia.

  • Nesbitt, H.J., A. Hickey and I. Phirun (1996). Adulterated pesticides in Cambodia. IRRN 21 (1): 51.

Conferences and Workshops

  • Jahn, G.C., Cox, P.G., Rubia-Sanchez, E. and Cohen, M. (2000). The quest for connections: developing a research agenda for integrated pest and nutrient management. Keynote presentation at the International Rice Research Conference 2000: Rice research for food security and poverty alleviation, held at the International Rice Research Institute, Los Baņos, Philippines, March 31 - April 3 2000.

  • Jahn, G.C. (1998). When birds sing at midnight. War against Rats Nltr. 6: 10-11.

  • Jahn, G.C. and K. Bunnarith (1998). Gall midge in Cambodian lowland rice. Presented at the International Workshop on New Approaches to Gall Midge Resistance in Rice, November 22-24, 1998, Hyderabad, India.

  • Jahn, G.C., Mak Solieng and P. Cox (1998). Farmers, rats, rice and research. Paper presented at Cambodian Society of Agriculture, July 31 1998.

  • Jahn, G.C., Mak Solieng, P. Cox, Chhorn Nel and Tuy Samram (1998). Farmer participatory research on rat management in Cambodia. Poster presentation at the International Conference on Rodent Biology and Management, October 5-9 1999, Beijing, China.

  • Jahn, G.C., Pen Vuth and P. Cox (1998). Saving rice from rats. Paper presented at the ACIAR/CSIRO Regional Rodent Management Workshop, April 10-14 1998, Los Baņos, Philippines.

  • Jahn, G.C., S. Pheng, B. Khiev and C. Pol (1998). Pest management practices of Cambodian lowland rice farmers. (Abstract) Proceedings of Abstracts. International Conference of IPM: Theory and Practice, Developing Sustainable Agriculture. Guangzhou, China, June 15-20. 

  • Jahn, G. C., B. Khiev, S. Pheng, C. Pol, A. T. Barrio and G. S. Arida (1997). The Auchenorrhyncha of Cambodian lowland rice. 9th International Auchenorrhyncha Congress. 17-21 February 1997. Sydney, Australia.

  • Jahn, G.C., B. Khiev, S. Pheng and C. Pol (1997). The golden apple snail invades Cambodia. Seminar to the International Workshop on the Ecology and Management of the Golden Apple Snail in Rice Production in Asia. 16-19 June 1997, Phitsanulok, Thailand.

  • Jahn, G.C., S. Pheng, B. Khiev and C. Pol (1995). Insecticide problems and solutions in Cambodia. Seminar to the Entomological Society of America Annual Conference, 17-21 December 1995, Las Vegas, USA.
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