Fecha de publicación: 05/12/2002 Fuente: Wipo "precision farming" The present invention relates generally to a networked integrated computer system and more particularly to using web based distributed enterprise computer systems for providing agricultural solutions both technical and commercial for conducting e-commerce, wherein the transactions are between the farmer, who is the central figure in the entire system and the producer and dealer of farm input and the consumer and trader of farm output, and the invention provides methods of creating a virtual marketplace.