Evaluated parameter

Sources of variation

Location (L)

Fertilization treatment (F)

Interaction (L × F)

DM production

**

**

*

DM Zn concentration

**

ns

ns

DM Cu concentration

ns

**

**

Grain yield

*

**

ns

Grain Zn concentration

ns

ns

ns

Grain Cu concentration

**

**

ns

Soil pH 0 - 20 cm

**

**

*

Soil pH 20 - 40 cm

**

ns

ns

Soil Zn 0 - 20 cm

ns

**

ns

Soil Zn 20 - 40 cm

*

**

ns

Soil Cu 0 - 20 cm

**

**

ns

Soil Cu 20 - 40 cm

**

**

*