Suarez Rivero D., Marin Mahecha O., Salazar Torres V., Real X., Ortiz Aguilar J., Suarez Rivero M., 2017, Biomass Production And Morpho-Phsysiological Effects On Sunflower Plants (Helianthus Annuss L.) Under Induced Magnetic Fiels, Chemical Engineering Transactions, 57, 115-120.