Environmental factors important for the occurrence of the violet and white root rots (Helicobasidium mompa Tanaka and Rosellinia necatrix (Hartig) Berlese) in apple [Malus pumila] orchards and their control methods
1998
Fukushima, C. (Aomori-ken. Apple Experiment Station, Kuroishi (Japan))
The present studies describe cultural conditions to induce conidia of the violet root rot, occurrences of the violet root rot and white root rot in relation to environmental factors, and experimental results to establish control measures of these disease. 1. Cultural condition to induce conidia of the violet root rot. 2. Root rot diseases on apple trees on the tranditional standard root stocks. 3. Root rot diseases in dwarfed orchards. 4. Control measures for dwarfed orchards
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