Carew, Richard; Smith, Elwin G.; Grant, Cynthia - In: Journal of Agricultural and Applied Economics 41 (2009) 03
objective of this study is to employ a Just-Pope production function to examine the relationship between fertilizer inputs, soil … fertilizer, temporal diversity, and PBR wheat cultivars are associated with increased yield variance. Mean wheat yield is reduced … contrast, higher soil quality and PBR wheat cultivars increase mean yield. The wheat yield increases attributed to PBR range …