Mahajanashetti, S.B.; English, Burton C.; Roberts, Roland K. - Agricultural and Applied Economics Association - AAEA - 1999
A theoretical model identified ranges of spatial variability required within multiple-land-class fields for … economically viable variable rate technology (VRT) and the spatial variability required for maximum return to VRT. An example … illustrated that return to VRT and the viable range of spatial variability increased for higher corn and nitrogen prices. …