Life cycle of the fungi Dothistroma pini Hulbary - in Australian pini plantations on the Deliblato sands [Yugoslavia]
1987
Karadzic, D. (Sumarski fakultet, Beograd (Yugoslavia))
A study of the fungus, Dothistroma pini in Australian pine plantations, in the Deliblato sands (Yugoslavia), showed the following: Conidia are released from the beginning of April to the end of October, but as an exception they can also be released earlier; Ascospores are released from the second half of June to the end of September; The infection period lasts from the middle of April to the end of August; The critical period for infections is from the beginning of May to the end of July; The greatest number of infections is achieved during May and June, and the maximum in the first half of June; Protection in necessary in the most critical period; The length of incubation differs depending on the climate; The first symptoms of the infection appear in October on needles infected in the current year. A perfect stage of the fungus, described under the name Scirrhia pini, was found during the study.
显示更多 [+] 显示较少 [-]