The present study examines the separate and synergistic effects of macroalgal extract static magnetic field (SMF) on germination soybean seeds (Glycine max (L.) Merrill), cv. Abelina, seedling growth, chlorophyll, carotenoids content in leaves. Algal was produced from freshwater green macroalga (Cladophora glomerata) using ultrasound-assisted extraction. tests were conducted two stages. Firstly...