Sachiko Shimizu, Motoaki Tojo. Suppressive effects of low-pH solutions on root rot in hydroponically grown Welsh onion. Journal of General Plant Pathology. 2024
Sachiko Shimizu, Motoaki Tojo. Association of two unknown Pythium spp. without forming sexual structures on root rot of hydroponically grown Welsh onion. Asian Research Journal of Agriculture. 2022. 15. 4. 86-91
Sachiko Shimizu, Motoaki Tojo. First Report of Pythium Cluster B2a Species Causing Root Rot in Welsh Onion. Plant disease. 2021