1. Estimation of percentage ground cover in potatoes by optical radiance measurements;Birnie;Res. Development in Agriculture,1978
2. Linking X-band radar backscattering and optical reflectance to crop growth models;Bouman,1991
3. The estimation of ground cover of potato by reflectance measurements;Bouman,1992
4. SBFLEVO and WWFLEVO, Growth models to simulate crop growth, optical reflectance and radar backscatter of sugar beet and winter wheat, calibrated for Flevoland, CABO-DLO report 163, CABO-DLO;Bouman,1992
5. The multispectral reflectance of shortwave radiation by agricultural crops in relation with their morphological and optical properties;Bunnik,1978