Site pages
Current course
Participants
General
Topic 1
Topic 2
Topic 3
Topic 4
Topic 5
Topic 6
Topic 7
Topic 8
Topic 9
Topic 10
Topic 11
Topic 12
Topic 13
Topic 14
Topic 15
Topic 16
Topic 17
Topic 18
Topic 19
Topic 20
Topic 21
Topic 22
Topic 23
Topic 24
Topic 25
Topic 26
Topic 27
Topic 28
Topic 29
Topic 30
Topic 31
Topic 32
Topic 33
Topic 34
Topic 35
Topic 36
Topic 37
Topic 38
Aspergillus rot
Causal organism: Aspergillus niger
SYMPTOMS The rot may be mostly internal. Masses of black powdery spores are observed only when the fruits are cut open. But much soft, sunken, water soaked spots may develop on the skin that later gives rise to black spores resembling “soot”. The decay is accompanied by fermentation odour. Infection is observed when fruits are still on the tree but they look externally healthy. |
Last modified: Saturday, 24 December 2011, 3:58 AM