Simon C. White

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Although rust (caused by Puccinia purpurea) is a common disease in Australian grain sorghum crops, particularly late in the growing season (April onwards), its potential to reduce yield has not been quantified. Field trials were conducted in Queensland between 2003 and 2005 to evaluate the effect of sorghum rust on grain yield of two susceptible sorghum(More)
The blacklegged tick, Ixodes scapularis Say, previously known to occur only in the extreme southeastern corner of Kansas, has been collected in Douglas and Jefferson counties in the northeast. The new collections extend the northern range of this species in Kansas by approximately 240 km. The role of I. scapularis as a vector of the Lyme borreliosis(More)
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