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— Trichoderma harzianum (H) + T7; T2 — T. hamatum (M) + T7; T3 — Gliocladium virens (G) + T7; T4 — H + M + T7; T5 — H + G + T7; T6 — M + G + T7; T7 — Mancozeb (0.25%) + carbendazim (0.1%) and T8 = Control Application rate of the soil biocides — 350 g/3 m2 Source: Dohroo (1995).

— Trichoderma harzianum (H) + T7; T2 — T. hamatum (M) + T7; T3 — Gliocladium virens (G) + T7; T4 — H + M + T7; T5 — H + G + T7; T6 — M + G + T7; T7 — Mancozeb (0.25%) + carbendazim (0.1%) and T8 = Control Application rate of the soil biocides — 350 g/3 m2 Source: Dohroo (1995).

well and showed no symptoms of ginger yellows (Sharma et al., 1994). High-frequency multiplication of disease-free ginger clones was also obtained, which also performed well under field conditions (Sharma and Singh, 1997).

Resistant Cultivars: The disease can be managed to a great extent by using resistant or less susceptible cultivars of ginger. Cultivars like SG 666 (Dohroo, 1989a) and Kerala local (Rana and Arya, 1991) have been reported to show less incidence of yellows under field trials in Himachal Pradesh. The callus cultures of some ginger cultivars (cv. Dadasiba and Maran) showed resistance to culture filtrate of the pathogen (Sharma and Singh, 1997).

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