Biology HL IA Exemplar (Grade 7) - Microalgae biostimulant on leaf celery growth

Abstract

Research question: How will the use of microalgae extract (Chlorella zofingiensis) affect the height and fresh mass of leaf celery (Apium graveolens var. secalinum) when grown via fertigation at three different concentrations, compared to positive and negative controls? Session: May 2021.