Resistance to Leaf Spot Caused byCercosporidium personatumin WildArachisSpecies
2014
p. subrahmanyam
P. Subrahmanyam, 'Resistance to Leaf Spot Caused byCercosporidium personatumin WildArachisSpecies', Plant Disease, vol. 69(11), p.951, Scientific Societies, 2014
显示更多 [+] 显示较少 [-]When 96 accessions of wild A. spp. were evaluated against C. personatum (Mycosphaerella berkeleyi), lesions were formed on leaflets of all accessions but were small and nonsporulating on all those of sections Erectioides, Triseminalae, Extranervosae, Rhizomatosae, and Caulorhizae. Spp. in section Arachis had lesions 0.16-1 mm diam.; 15 accessions had no sporulating lesions, while in the others, sporulation was slight to extensive. Frequency of infection (number of lesions/cm² leaf area) and percentage defoliation varied greatly within each section and species
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