Copper deficiency-Soya bean

Symptômes
Some leaf blades in the upper and medium height show irregular yellow discolorations, starting from the leaf veins. In the displayed photo, the interveinal fields remain green.

Raisons
Copper deficiency Reports of copper deficiencies are rare in greenhouses. In field cultivation, they are most likely on sandy or organic soils.

Symptômes
Several leaf blades in the upper and medium height show yellow discolorations, starting from the leaf margins and proceeding towards the leaf base.

Raisons
Copper deficiency Reports of copper deficiencies are rare in greenhouses. In field cultivation, they are most likely on sandy or organic soils.

Symptômes
Some leaf blades in the upper and medium height show irregular yellow discolorations. In the present case, an interveinal chlorosis produces a mottled appearance.

Raisons
Copper deficiency Reports of copper deficiencies are rare in greenhouses. In field cultivation, they are most likely on sandy or organic soils.