Excerpt from "Potassium and magnesium for better tea production", TRI/IPI 1997
7) Fertilizer recommendation for K and Mg in tea production
Available K in soil mg K/kg
<50
50-80
80-120
120-150
150
Recommendated rate kg K
2
O/ha
340
230
180
120
60
Available Mg in soil mg Mg/kg
<10
10-40
40-70
70-120
>100
Recommendated rate kg MgO/ha
30-40
20-30
10-20
5-10
0
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