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Journal of Entomology and Zoology Studies
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P-ISSN: 2349-6800, E-ISSN: 2320-7078

Journal of Entomology and Zoology Studies

2019, Vol. 7, Issue 6
Evaluation of the efficacy of different bio-agents for the management of root knot nematode, Meloidogyne incognita on Chilli (Capsicum frutescens L.) in field conditions

Varsha Phanan, Dr. HK Sharma and Vikash Kumar Sankhala

Capsicum frutescens is a species of the plant genus Capsicum which is known to have its origin in Mexico. Chilli is considered as one of the important commercial spice crops. Root-knot nematodes are a major threat in the production of various crops, widely distributed in all over the world. Root-knot nematodes (Meloidogyne spp.) attack different kinds of crops all over the world and cause enormous crop damage. In cases where seedling infection has taken place numerous plants die in the seed bed and seedlings do not survive. Different bio-agents viz., Purpurocillium lilacinum, Pseudomonas fluorescens were used to control the root-knot Nematode, Meloidogyne incognita. Three doses (2, 4 and 8 g/m2) were taken for the evaluation of these bioagents. Experiment was conducted in micro stripes at RCA Instructional farm during Kharif, 2018. Observation of nematode reproduction parameters viz., Number of females in 5 gm roots, Number of egg masses in 5 gm roots, Number of eggs and larvae per egg mass, final nematode population and yield of the chilli crop were recorded. Best results was recorded in the case of Purpurocillium lilacinum @8 g/m2 followed by Pseudomonas fluorescens @ 8 g/m2.
Efficacy of bio-agents as soil application against root-knot nematode, <em>Meloidogyne incognita</em> on Chilli (On X- axis- Details of treatment, Y- axis - Number of females per 5 g root)
Fig. 1: Efficacy of bio-agents as soil application against root-knot nematode, Meloidogyne incognita on Chilli (On X- axis- Details of treatment, Y- axis - Number of females per 5 g root)
Efficacy of bio-agents as soil application against root-knot nematode, <em>Meloidogyne incognita</em> on Chilli (On X- axis- Details of treatment, Y- axis- number of egg masses per 5 g root)
Fig. 2: Efficacy of bio-agents as soil application against root-knot nematode, Meloidogyne incognita on Chilli (On X- axis- Details of treatment, Y- axis- number of egg masses per 5 g root)
Efficacy of bio-agents as soil application against root-knot nematode, <em>Meloidogyne incognita</em> on Chilli (On X- axis- Details of treatment, Y- axis - number of egg and larvae masses per egg mass )
Fig. 3: Efficacy of bio-agents as soil application against root-knot nematode, Meloidogyne incognita on Chilli (On X- axis- Details of treatment, Y- axis - number of egg and larvae masses per egg mass )
Pages : 420-424 | 326 Views | 60 Downloads


Journal of Entomology and Zoology Studies Journal of Entomology and Zoology Studies
How to cite this article:
Varsha Phanan, Dr. HK Sharma, Vikash Kumar Sankhala. Evaluation of the efficacy of different bio-agents for the management of root knot nematode, Meloidogyne incognita on Chilli (Capsicum frutescens L.) in field conditions. J Entomol Zool Stud 2019;7(6):420-424.

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