Conference of the International Plant Biotechnology Network Nairobi, K., Ketchum, J. L. F., & Gamborg, O. L. (1989). Proceedings of the third Conference of the International plant biotechnology network: The role of tissue culture and novel genetic technologies in crop improvement january 8-12, 1989 Nairobi, Kenya. [Colorado]: Tissue Culture for Crops Project.

Conference of the International Plant Biotechnology Network Nairobi, Kenya), Julie L. F. Ketchum, and Oluf. L. Gamborg. Proceedings of the Third Conference of the International Plant Biotechnology Network: The Role of Tissue Culture and Novel Genetic Technologies in Crop Improvement January 8-12, 1989 Nairobi, Kenya. [Colorado]: Tissue Culture for Crops Project, 1989.

Conference of the International Plant Biotechnology Network Nairobi, Kenya), Julie L. F. Ketchum, and Oluf. L. Gamborg. Proceedings of the Third Conference of the International Plant Biotechnology Network: The Role of Tissue Culture and Novel Genetic Technologies in Crop Improvement January 8-12, 1989 Nairobi, Kenya. [Colorado]: Tissue Culture for Crops Project, 1989.