Joyce Watson

Joyce Watson FNZIC (5 July 1918 – 28 September 2004) was a New Zealand chemist specialising in fruit disorders and trace elements.

Academic career

Watson was born in Nelson in 1918, the daughter of Helen "Nellie" Knaggs Watson (1883–1956; ) and Francis George Watson (1887–1957). She received her education at Christchurch Girls' High School. After a BSc in 1939, Watson completed an MSc titled A phase rule investigation of the three component system BaO–(CH3CO)2O–H2O at 25°C and 35°C in 1940 at Canterbury College, then part of the University of New Zealand. She then moved to the Cawthron Institute in 1941, where she was employed as an assistant pasture chemist. Watson's work on the fruit disorder bitter pit led to the discovery that the cause is calcium deficiency. Calcium sprays are still used to prevent the disorder.

Watson died on 28 September 2004 at the Omaio Village Rest Home in Nelson.

Recognition In 1971 Watson was made a Fellow of the New Zealand Institute of Chemistry, an honour bestowed on only three other women by that point.

In 2017, Watson was selected as one of the Royal Society Te Apārangi's 150 women in 150 words.

Selected works