VANTOAI, T.T., YANG, Y., LING, P., KACIRA, M., BORU, G., ROBERTS, V.S., HUA, D., BISHOP, B. 2004. MONITORING SOYBEAN'S TOLERANCE TO FLOOD STRESS USING IMAGE PROCESSING TECHNIQUE. Digital Imaging and Spectral Techniques: Applications to Precision Agriculture and Crop Physiology. ASA Special Publication No 66. The American Society of Agronomy. Madison, WI. p 43-51.