Literaturrecherche

Literatur Stephan BR, Osorio M (1990) Appressoria and their possible use for identification of the Rhytismataceae (Ascomytes). General Techn Rep Forest Serv USDA 56:108-111

Literatur Osorio M, Stephan BR (1990) Preliminary information on the life cycle of Lophodermium Piceae in Norway spruce. General Techn Rep Forest Serv USDA 56:83-86

Literatur Stephan BR, Krusche D (1986) Genetic variation of resistance to Lophodermium needle cast in Scots pine progenies of intraprovenance and interprovenance crossings. In: Peterson GW (ed) Recent research on conifer needle diseases : conference proceedings. Washington, D C: US Department of Agriculture, Forest Service, pp 28-34