Greenhouse roses: Control of powdery mildew and rust on certain varieties in bay area
Neil Allan Maclean, University of California College of Agriculture
R. H. Sciaroni, University of California College of Agriculture
California Agriculture 5(4):9-9. DOI: 10.3733/ca.v005n04p9.
Not available – first paragraph follows:
Powdery mildew and rust are common and serious diseases of certain varieties of greenhouse-grown roses in the Bay Area of California during the late spring and summer seasons.
Neil Allan MacLean is Instructor in Plant Pathology, University of California College of Agriculture, Berkeley. R. H. Sciaroni is Farm Advisor, San Mateo County, University of California College of Agriculture.
The above progress report is based on Research Progress Report No. 973.