Now showing items 1-4 of 4
Bioassay for comparing levels of pythium graminicola in soils
In the study of any soil borne pathogen it is essential to have some technique for determining the level of the pathogen in the soil. The levels of Pythium species in soil have been measured by soil dilution plating on ...
Acquisition of Fiji disease virus by Perkinsiella saccharicida kirk and observations on its instars
The first, second and third instars of Perkinsiella saccharicida were the only stages which transmitted Fiji disease virus to healthy Q70 plants after a 48 hour access feed on diseased plants. A key to distinguish the ...
The effect of sugarcane rust (Puccinia melanocephala) on yield
This report details the results obtained from two trials to assess yeild loss caused by sugarcane rust and also outlines the epiphytotiology of the rust disease.
Development of a fungicide spray schedule to determine the effect of sugarcane rust (Puccinia melanocephala) on yield
This study reports on work carried out to develop a fungicide spray program which is suitable for yield loss assessment investigations. Aspects examined include the efficacy of various concentrations of chlorothalonil and ...