Problems of western garden soils
Atkinson, Robert E.
Article
1965
Lasca leaves
15
Issue: Spring 1965
25-48
Humus , Mulching , Soil amendments -- California, Southern , Soil chemistry
The Arboretum Library at the Los Angeles County Arboretum & Botanic Garden
English
Arcadia, Calif, California Arboretum Foundation, 1950-1976