Symptômes
Upper leaves turn yellow and become mottled with small, brown necrotic spots.
Leaf margins are bent down and internodes are shortened.
Raisons
Boron deficiency
Soybeans are quite tolerant to B deficiency.
Symptoms are similar to K or Ca deficiency and to leafhopper injury.
Symptômes
Upper leaves turn yellow and become mottled with small, brown necrotic spots.
Leaf margins are bent down and internodes are shortened.
Raisons
Boron deficiency
Soybeans are quite tolerant to B deficiency.
Symptoms are similar to K or Ca deficiency and to leafhopper injury.
Symptômes
Upper leaves turn yellow and become mottled later small, brown necrotic spots appear.
Leaf margins are bent down and internodes are shortened.
Raisons
Boron deficiency
Soybeans are quite tolerant to B deficiency.
Symptoms are similar to K or Ca deficiency and to leafhopper injury.