METHOD OF PRESOWING TREATMENT OF SEEDS OF SILPHIUM PERFOLIATUM

摘要

FIELD: agriculture.SUBSTANCE: method of presowing treatment of seeds of Silphium Perfoliatum comprises seed stratification for 40 days in a refrigerating chamber at the temperature of 1-30°C followed by soaking for 12 hours in an aqueous solution of salts of microelements: MnSOwith the concentration of 100 mg/l, ZnSO- 40 mg/l and CuSO- 15 mg/l.EFFECT: method increases the germinating energy, germination of seeds of Silphium Perfoliatum and shortens the period of seed germination by 5-6 days.1 tbl