1. The U.C. system for producing healthy plants. Manual 23;Baker,1957
2. Effects of rust on growth and yield of sunflower in Australia;Brown,1974
3. Destructive diseases in an Oklahoma spinach-growing area;Chester;Plant Disease Reporter,1943
4. Factors affecting sporangial germination in Albugo ipotnoeae-aquaticae;Edie;Transactions of the British Mycological Society,1970
5. The white rust disease of horseradish;Endo,1960