Invasive Species Compendium

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Abstract

Records of some new diseases of horticultural plants of West Bengal.

Abstract

Occurrence of seventy nine diseases (sixty fungal, seven bacterial, two algal, nine angiospermic plant parasitic and one nematode disease) of horticultural plant was recorded for the first time from West Bengal. While bacterial wilt of Basak (Adhatoda vassica), Turmeric (Curcuma longa) and Arrow root (Maranta arundinacea) caused by Ralstonia solanacearum were recorded first time in India. But infection of Sclerotica sclerotiorum was recorded first time on Marigold (Tazetes erecta) Tulsi (Ocimum sanctum, O. americanum), Kakuch (Psoralea corylifolia), Lanka jaba (Malvaviscus arboreus var. drummondii), and Daisy (Bellis perennis). Leaf infection of Choi (Piper chaba) and China rose (Hibiscus rosa-sinensis) by Phytophthora nicotianae is newly recorded disease from India.