Margit Olle (before marriage on 19.07.2003 Margit Kleemann) was born on 27.05.1971. She finished Secondary School No. 5 in Tartu with a Silver medal. She studied for her B. Sc. at the Estonian Agricultural University and finished in 1993 Cum Laude, passing all exams excellently. In 1995, she defended her M. Sc. at the same Institution. She took her doctoral studies in 1995 – 1999 in Norway at the Agricultural University of Norway and defended her Doctor Scientiarum degree on 27.05.1999.
From 1999 to 2002 she worked at Estonian Agricultural University. During the years 2000 – 2001 she worked as senior researcher on post-doc project revealing two major discoveries about calcium deficiency in leafy vegetable crops. From 2003 to 2008 she worked as administrative worker in other institutions.
From 2008 to 2020, she has worked as senior researcher at the Estonian Crop Research Institute (former Jogeva Plant Breeding Institute). The main field of her work is scientific research in vegetable production on open land and in protected areas. She has published numerous review articles in addition to research articles in her field.
Since 2021 she works at NPO Veggies Cultivation. The aim of NPO Veggies Cultivation is to carry through research and development activities in the field of vegetable agrotechnics and to introduce the innovative solutions of vegetable growing technologies in Estonia, Europe and all over the world.
She speaks Estonian, English, Norwegian, and some Russian. The main field of her work is scientific research in vegetable production on open land and in protected areas. She has published numerous high-quality peer-reviewed and research-based articles as the first author. She has also published many research monographs – books in English and one general vegetable cultivation book in the Estonian language. She has been invited speaker in Estonia and around the globe, has organized conferences, has been in scientific committees, and is a member of editorial boards of international scientific journals. She is the chief editor of an international scientific journal - EUREKA: Life Sciences.