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Orchard inoculation
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Sharka is caused by Plum pox virus (PPV) in stone fruit trees. In orchards, the virus is transmitted by aphids and by grafting. In Arabidopsis, PPV is transferred by mechanical inoculation, by biolistics and by agroinoculation with infectious cDNA clones.
14p
vihashirama2711
21-05-2020
9
1
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Although the most common path of infection for fire blight, a severe bacterial disease on apple, is via host plant flowers, quantitative trait loci (QTLs) for fire blight resistance to date have exclusively been mapped following shoot inoculation. It is not known whether the same mechanism underlies flower and shoot resistance.
12p
viharuno2711
21-04-2020
9
1
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Black spot of papaya caused by Asperisporium caricae incidence was recorded in five different localities viz., Pasur, Telungupalayam, Thondamuthur, Vedapatti and TNAU orchard of Coimbatore district. Per cent disease severity (PDS) ranged from 1 to 29 per cent on leaves. The fungal pathogen associated with black spot of papaya was isolated and identified as Asperisporium caricae based on morphological characters. Severe disease incidence was observed from November to January and no disease incidence was recorded during summer.
7p
chauchaungayxua3
07-02-2020
26
1
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An edible ectomycorrhizal fungus Phlebopus spongiosus have been found in pomelo orchards (Citrus maxima). The culture broth of Ph. spongiosus became darker after ca. 3 weeks of inoculation. The dry production of culture broth extract (culture extract) was 0.30 ± 0.09 g per culture (20 ml broth in a 50 ml flask).
9p
chauchaungayxua1
03-12-2019
40
0
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