1. Andersen HJ, Onyango CM, Marchant JA (2000) Design and operation of an imaging sensor for detecting vegetation. Int J Imag Syst Tech 11:144–151
2. Anonymous (2009) The ionic spore trap.
http://ionicsporetrap.com/main/inside.php?page=about
. Accessed May 2009
3. Audsley E, Beaulah SA (1996) Combining weed maps to produce a treatment map for patch spraying. In: Aspects of applied biology, modeling in applied biology: spatial aspects, vol 46. Association of Applied Biologists, Wellesbourne, pp 111–118
4. Aylor DE, Ferrandino FJ (2008) Prospects for precision agriculture to manage aerially dispersed pathogens in a patchy landscape. Proceedings of the 9th international congress of plant pathology, healthy and safe food for everybody, August 24–29, 2008, Torino. Plant Pathol 90 (Suppl 2):59
5. Bausch WC, Diker K (2001) Innovative remote sensing techniques to increase nitrogen use efficiency of corn. Commun Soil Sci Plant Anal 32:1371–1390