found: Work cat.: Precision farming, 1994.
found: Precision farming series (93-ARS-29), 1993.
found: Proceedings of the North Dakota Acad. of Sci., April 1992:p. 64 (precision farming, precision agriculture)
found: Proceedings of soil specific crop management, 1993.
found: Transactions of the ASAE, May/June 1993:p. 691 (prescription farming, site-specific farming)
found: Legacy (University of Minnesota), Fall 2016Fields of science (Precision agriculture, perhaps more accurately named site-specific agriculture)
notfound: Biol. and agr. index;Field crop abstracts, 1994;CAB thes., 1990
