Durrant, MJ., Payne, PA., & Mclaren, JS. (1983). The Use of Water and Some Inorganic Salt-solutions To Advance Sugar-beet Seed .2. Experiments Under Controlled and Field Conditions. Annals of Applied Biology, 103(3), 517-526. https://doi.org/10.1111/j.1744-7348.1983.tb02791.x (Original work published 1983)