Introduction:P.J. Kramer, Instrumentation and Progress in Science.Y. Hashimoto and H. Nonami, Overview of Current Measurement Techniques from Aspects of Plant Science.H. Yamasaki, From Sensor Devices to Intelligent Sensing Systems.Water Relations:P.J. Kramer, A Brief History of Water Stress Measurement.M.R. Kaufmann, Estimating Tree Canopy Transpiration from Measurements of Leaf Conductance.E.L. Fiscus, Field Use of Recording Viscous Flow Porometers.J.S. Boyer and H. Nonami, Water Potential and Its Components in Growing Tissues.E. Steudle, Methods for Studying Water Relations of Plant Cells and Tissues.S. Kuraishi, N. Sakurai, H. Miyauchi, and K. Supappibul, Measurements of the Water Economy of Mangrove Leaves.Y. Kano, Measurement of Soil Moisture and Water Potential. Photosynthesis:C.B. Field and H.A. Mooney, Measuring Photosynthesis under Field Conditions: Past and Present Approaches.K.J. Parkinson and W. Day, Design and Testing of Leaf Cuvettes for Use in Measuring Photosynthesis and Transpiration.R.M. Smillie and S.E. Hetherington, Screening for Stress Tolerance by Chlorophyll Fluorescence.Translocation:B.R. Strain, J.D. Goeschl, Y. Fares, C.E. Magnuson, and C.E. Jaeger, The Use of 11C in Physiological-Ecological Research.T. Kaneko and M. Takatsuji, Development of a Compact Mass Spectrometer for Analysis of Gases during Plant Metabolism.Mineral Nutrition:E. Epstein, Roots: New Ways to Study Their Function in Plant Nutrition.R.M. Welch, Modern Technologies for Studying the Requirements and Functions of Plant Mineral Nutrients.Image Processing:K. Omasa, I. Aiga, and J. Kondo, Remote-Control Light Microscope System.H. Eguchi, Digital Processing of Plant Images Selected by Spectral Characteristics of Reflectance for Evaluation of Growth.Y. Hashimoto, Leaf Temperature Based on Image Processing.K. Omasa and K. Shimazaki, Image Analysis of Chlorophyll Fluorescence in Leaves.P.J. Kramer, J.N. Siedow, and J.S. MacFall, Nuclear Magnetic Resonance Research in Plants.Index.