Essays about: "H. parviporum"

Showing result 6 - 9 of 9 essays containing the words H. parviporum.

  1. 6. Infection preference of Heterobasidion annosum s.s. and H. parviporum on sapwood and heartwood pine and spruce stumps

    University essay from SLU/Dept. of Forest Mycology and Plant Pathology

    Author : Maria Bernat; [2011]
    Keywords : Heterobasidion spp; Picea abies; Pinus sylvestris; Infection; Sapowood;

    Abstract : Important losses in forest production are caused by fungi of the genus Heterobasidion in the Scandinavian region. After thinning, spores germinate on the surface of stumps, they infect the root system and they spread to neighbouring trees through root contacts. READ MORE

  3. 7. Efficacy of Phlebiopsis gigantea treatment on spore infections of Heterobasidion spp. on Larix X eurolepis

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Erik Ek; [2011]
    Keywords : Root rot; hybrid larch; Larix x eurolepis; stump treatment Phlebiopsis gigantea;

    Abstract : The effectiveness of Phlebiopsis gigantea to prevent spore infections from Heterobasidionannosum and Heterobasidion parviporum on hybrid larch stumps were investigated in fivestands in southern Sweden. All sites are former forest land and the age of the trees wasbetween 9 and 13 years. READ MORE

  4. 8. Pinus contorta susceptibility to Heterobasidion spp. : a study of stumps, roots and artificial spore infections of stumps

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Susanne Svensson; [2011]
    Keywords : Lodgepoole pine ; Pinus contorta; root rot; Heterobasidion spp;

    Abstract : The Lodgepole pines susceptibility to Heterobasidion spp. was investigated in three parts ofthis study. In the first part, discs from freshly cut stumps were collected and analyzed to seeif the fungi can spread and grow naturally in Lodgepole pine stands. READ MORE

  5. 9. Temperature requirement for germination of conidiospores and growth of mycelia of Heterobasidion annosum s.s. and Heterobasidion parviporum

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Jasmin Taubert; [2008]
    Keywords : conidiospores; germination; growth; heterobasidion annosum; H. parviporum; temperature;

    Abstract : Different temperature requirements of the two species Heterobasidion annosum (Fr.) Bref. (P group) and H. parviporum Niemelä & Korhonen (S group) should explain why the distribution areas are different in Scandinavia despite of a wide range of distribution of their host species Picea abies and Pinus sylvestris up to 68°N. READ MORE