1. Regional Agricultural Science Service Annual Reports;Agricultural Development Advisory Service,1976
2. Reflectance studies of healthy, maize dwarf mosaic virus-infected, and Helminthosporium maydis-infected corn leaves;Asmus;Remote Sensing of Environment,1972
3. Filters for the separation of living and dead leaves in monochromatic photographs with a method for the determination of photographic filter factors;Atta;Journal of the Biological Photographic Association,1936
4. Detection of southern corn leaf blight using colour infrared aerial photography;Bauer;Proceedings Third Biennial Workshop on Colour Aerial Photography in the Plant Sciences, Gainsville, Florida,1971
5. Infrared photography and plant virus diseases;Bawden;Nature,1933