Speedfol Boman is soluble crystalline fertilizer contains boron, manganese and zinc together. Product focused on increasing yield and resistance against crown rot on tuber plants.
In addition, manganese is a micro element effective on auxin and gibberellin synthesis directly or indirectly. Also it catalyzes many important enzymes and taking a role at chlorophyll pigment synthesis in the plant.
Zinc is effective on auxin and gibberellin synthesis either beside flowering and flower set. Shoot growth and DNA replication needs zinc, chlorophyll synthesis is also activated by zinc element.
Boron is effective on pollen tube growth and pollen germination so deficiency of boron can cause severe lack of fruit formation or fruit set.
**All values are w/w % unless otherwise specified.