Maria Löhnis

Maria Löhnis
Born(1888-01-21)21 January 1888
Frederiksoord, Drenthe, Netherlands
Died14 April 1964(1964-04-14) (aged 76)
Wageningen, Netherlands
Scientific career
FieldsPlant pathology, Microbiology
Thesis Onderzoek over Phytophthora infestans (Mont.) de Bary op de aardappelplant (Study of Phytophthora infestans (Mont.) de Bary on potato plants)  (1922)
Academic advisorsJohanna Westerdijk

Maria Petronella Löhnis (21 January 1888 - 14 April 1964) was a Dutch phytopathologist, microbiologist and botanist noted for studying potato diseases.