title: [Problem of soil hygiene in the scientific heritage of A. N. Sysin].
mesh_terms: D049673:History, 20th Century; D011634:Public Health / Q000266:history; D012989:Soil Pollutants; D014586:USSR
chemical_list: D012989:Soil Pollutants
vernacular_title: Problema gigieny pochvy v nauchnom nasledii A. N. Sysina