TY  - JA
AU  - Yarwood,C.E.
TI  - Onion downy mildew
SN  - 0073-2230
PY  - 1943///
CY  - Oakland, CA (USA)
PB  - University of California Division of Agriculture and Natural Resources
KW  - AGROVOC
KW  - Onions
KW  - Mildews
KW  - Diseases
KW  - Fields
T2  - Hilgardia
ER  -