1. Determine a Regression Model between Phosphorus of Soil Saturation Extract and Various Organs of Washington Navel Orange for Recommendation of Phosphorus Fertilizer

Abdolkarim Ejraei; Ahmad Mohammadi Ghehsareh; Mehran Hodaji; Ali Asghar Besalatpor

Volume 5, Issue 2 , Summer and Autumn 2018, , Pages 175-184

http://dx.doi.org/10.22059/ijhst.2018.254225.227

Abstract
  Several methods have been proposed for recommendation of phosphorus fertilizers. Each of them only examines the concentration of phosphorus in the soil or plant, while none of them investigates the correlation between phosphorus concentrations in the soil and plant. In this study, a method called "integrated ...  Read More