Are Nematodes a Problem in SRI? . J.S. Prasad, Ch. Padmavathi, R.M. Kumar, and L.V.Subba Rao. Directorate of Rice Research, Rajendranagar, Hyderabad-500 030. INTRODUCTION.
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J.S. Prasad, Ch. Padmavathi,
R.M. Kumar, and L.V.Subba Rao
Directorate of Rice Research,
Rajendranagar, Hyderabad-500 030
Uncontrolled irrigation can be associated with the rice root nematode
Hirschmanniella spp. – yield loss 8-23% (Kuriyan and Sheela, 1981)
Controlled irrigation can be associated with the root-knot nematode Meloidogyne graminicola -- yield loss 21-64 % (Rao and Biswas, 1973)
Field Experiment – Split Plot
Treatments: SRI, Eco-SRI, and Conventional
Varieties: Rasi and Jaya
Roots of freshly uprooted plant from a continuously inundated rice field
Figures in parentheses indicate √X+0.5 transformed values
Possible impact of SRI cultivation on plant parasitic nematodes