1. Indirect methods of estimating crop structure from optical measurements;Andrieu,1993
2. Use of radiance measurements to assess the position of phytoelements in a vegetation canopy;Andrieu;Agric. For. Meteorol.,1993
3. An automated, noncontact laser profile meter for measuring soil roughness in situ;Bertuzzi;Soil Sci.,1990
4. Analyse de la surface des taches de soleil, de l'indice foliaire et de l'inclinaison des feuilles à l'aide de photographies hémisphériques;Bonhomme,1973
5. The interpretation and automatic measurement of hemispherical photographs to obtain sunlit foliage area and gap frequency;Bonhomme;Isr. J. Agric. Res.,1972