Thiemann S, Kaufmann H. Determination of chlorophyll content and trophic state of lakes using field spectrometer and IRS-IC satellite data in the Mechlenburg lake district, Germany [J]. Remote Sensing of Environment, 2000, 73 227-235.
Harma P, Vepsalainen J, Hannonen T, et al. Detection of water quality using simulated satellite data and semi-empirical algorithms in Finland [J]. The Science of the Total Environment, 2001, 268: 107-121.
LI Minzan, Akira Sasao, Sakae Shibusawa, et al. Local variability of soil nutrient parameters in Japanese small size field [J]. Journal of the Japanese Society of AgriculturaI Maehinery, 1999, 61 (1): 141-147.
[13]
Dala R C, Henry R J. Simultaneous determination of moisture, organic carbon, and total nitrogen by near infrared reflectance spectrophotometry [J]. Soil Science Society of America Journal, 1986, 50: 120-123.
