Opportunity to use biopreperation vermiculen with growth stimulants on sunflower

Use of the following mixes: vermiculen ZhK 3 l/t, ha + immunocytofit (0,5 g/t, ha) + VDB (0,2 l/t; 1 l/ha) and vermiculen ZhK 3 l/t, ha + zircon P (4 ml/t; 40 ml/ha) + VDB (0,2 l/t; 1 l/ha), provides protection of sunflower plants against white rot at the level of biopreparation vermiculen, but provides increase of yield, especially in years with adverse climatic conditions.