IPI International Potash Institute
IPI International Potash Institute

Table 2. N, P, K and Mg recommendations for coffee at the vegetative stage based on soil analyses

                         
  Table 2. N, P, K and Mg recommendations for coffee at the vegetative stage based on soil analyses. Adapted from Sadeghian, 2013.  
  Application time
(months after planting)
Nutrient doses (g plant-1)  
  N   P2O5   K2O   MgO  
  OM ≤ 8% OM > 8%   P ≤ 30   K ≤ 0.2 0.2 < K ≤ 0.4   Mg ≤ 0.3 0.3 < Mg ≤ 0.9  
  2 7 5   4   - -   - -  
  6 9 7   -   - -   - -  
  10 12 9   5   5 -   2 -  
  14 14 12   -   - -   - -  
  18 16 14   6   10 10   3 3  
  Note: OM, organic matter; soil P, mg kg-1; and, K and Mg, cmolc kg-1.