1. Relation of agronomic and multispectral reflectance characteristics of spring wheat canopies;Ahlrichs;Agron. J.,1983
2. Spectral properties of agricultural crops and soils measured from space, aerial, field and laboratory sensors;Bauer;Int. Archi. Photogramm.,1980
3. Analysis of factors acting on the variability of spectral signatures of natural surfaces;Guyot;Int. Archi. Photogramm.,1980
4. Remote detection of nutrient and water deficiencies in sugarcane under variable cloudiness;Jackson;Remote Sens. Environ.,1980
5. Spectral signature measurements of barley crops;Kleman,1981