1. Intergenotypic competition during evaluation of maize progenies under limited and adequate N supply
2. Cooper, M. and Somrith, B. 1997. Implications of genotype-by-environment interactions for yield adaptation of rainfed lowland rice : influence of flowering date on yield variation. In S. Fukai, M. Cooper, and J. Salisbury, eds., Proceedings of International Workshop held at Ubon Ratchathani, Thailand, 5-8 November 1996. ACIAR Proceeding No.77 : 104-114.
3. Fischer, R.A. 1978. Are your results confounded by intergenotypic competition? Proc. 5th Int. Wheat Genetics Symposium, New Delhi. 767-777.
4. Fukai, S. and Cooper, M. 1999. Plant breeding strategies for rainfed lowland rice in northeast Thailand. In T. Horie, S. Geng, T. Amano, T. Inamura, and T. Shiraiwa, eds., Proceedings of the International Symposium on World Food Security and Crop Production Technologies for Tomorrow, 8-9 October 1999, Kyoto, Japan. 153-156.