1993 年 1993 巻 40 号 p. 85-88
Rhizoctonia rot/blights of muskmelon Cucumis melo var, reticulatus, scarlet plume Euphorbia fulgens, stock Matthiola incana and parsley Petroselinum crispum caused by Rhizoctonia solani AG-4, and balloon flower Platycodon grandiflorus, Boston fern Nephrolepis exaltata var. bostoniensis hort, and bishop's weed Ami majus caused by R. solani AG-2-2 occurred in Chiba Prefecture. Inoculation experiments showed that the fungi were the causal agents of the diseases.