Lethal Temperatures Pathogens

Soil diseases

Lethal Temperatures Pathogens (pests, weed seeds)

 Source: Tabelle 2-1: Lethaltemperaturen von Krankheitserregern, Schädlingen und Unkrautsamen nach JARVIS, (1992), Tabelle 10, seite 91, BOLLEN, (1969a), BOLLEN, (1969b) und BOLLEN, (1985).

Plant pathogens / pests
Temperature in
degrees Celsius
Steaming
time in minutes
Most bacteria 60-70 10
Botrytis Cinerea 55 15
Colletotrichum coccodes 45-50 30
Cylindrocarpon destructans 45-50 30
Didymella lycopersici 50 30
Fusarium oxysporum 57-60 30
Fusarium spp. 45-60 30
Olpidium brassicae 55-63 30
Phialophora cinerescens 50 30
Phomopsis sclerotioides 45-50 30
Phytophthora spp. 40-50 30
Plasmodiophora brassicae 50-60 30
Pythium spp. 43-53 20-40
Rhizoctonia spp. 52-53 30
Sclerotinia sclerotiorum 50 5
Sclerotium rolfsi 50 30
Thielaviopsis basicola 48 30
Verticillium spp. 40-58 30
Most phytopathogenic fungi 60 30
Most  Actinomyces 90 30
Leaf nematode (Aphelenchoides spp.) 49 15
Root-knot nematode (Meloidogyne incognita) 48 15
Pratylenchus penetrans 49 10
Most viruses 100 15
Insects and mites 60-70 30
Worms, snails, centipedes 60 30
Most weed seeds 70-80 15

 

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