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Chandel, Y. S.
- Virulence of Heterorhabditis bacteriophora (Poinar) against Cutworm, Agrotis Segetum (Denis and Schiff.)
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Authors
Affiliations
1 Department of Entomology, CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur 176062, Himachal Pradesh, IN
1 Department of Entomology, CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur 176062, Himachal Pradesh, IN
Source
Journal of Biological Control, Vol 23, No 4 (2009), Pagination: 409-415Abstract
Surveys for entomopathogenic nematodes (EPNs) were carried out in eight localities covering three districts (Kangra, Sirmaur and Solan) of Himachal Pradesh, India. EPNs were recorded in two localities - Baijnath (Kangra) and Rajgarh (Sirmour), and were identified as Heterorhabditis bacteriophora. The potential of this nematode to kill the larvae of the cutworm, Agrotis segetum, was investigated at 10-40IJs / cm2 in Petri plates and in soil (at 1000-5000 IJs Kg-1) experiments. Studies on the comparative susceptibility of 3rd, 4th and 5th instar larvae of A. segetum indicated that the susceptibility of insect larvae to H. bacteriophora decreased with the increase in age. Insect mortality increased with the increase in the exposure time and inoculum level of the EPN. In the soil, 1000 IJs of H. bacteriophora Kg-1 were found to be sufficient to initiate the infection and kill up to 61.3 of 5th instar larvae of A. segetum after 7 days of exposure.Keywords
Entomopathogenic Nematode, Heterorhabditis bacteriophora, Agrotis Segetum, Cutworm, Survey.References
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- Performance of Apis mellifera L. in Cabbage Hybrid Seed Production in Net Houses
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Authors
Affiliations
1 Department of Entomology, CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur 176 062, IN
2 Department of Vegetable Crops and Floriculture, CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur 176 062, IN
3 CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur 176 062, IN
1 Department of Entomology, CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur 176 062, IN
2 Department of Vegetable Crops and Floriculture, CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur 176 062, IN
3 CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur 176 062, IN
Source
Current Science, Vol 110, No 1 (2016), Pagination: 28-30Abstract
No Abstract.- Status of Root Knot Nematode (Meloidogyne Spp.) in Polyhouses and Awareness Level of the Farmers On The Nematode Problems in Himachal Pradesh
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Authors
Affiliations
1 Department o f Entomology, CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur-176 062, IN
1 Department o f Entomology, CSK Himachal Pradesh Krishi Vishvavidyalaya, Palampur-176 062, IN
Source
Himachal Journal of Agricultural Research, Vol 43, No 2 (2017), Pagination: 97-101Abstract
A study was carried out (2006-2016) on the incidence of ischolar_main knot nematode {Meloidogyne spp.) in major crops being grown in polyhouses in Himachal Pradesh. It was revealed that 83.10 per cent of polyhouses are infested with this nematode. The severity of the nematode was found maximum in cucumber followed by carnation, tomato and sweet pepper and increased with the advancement of growth stages in all the crops under investigation. The 77.50 per cent of nurseries were found to be infested with ischolar_main knot nematode. It was found that 40.44 per cent of the growers have awareness about the nematode as pest in their polyhouses.Keywords
Root Knot Nematode, Polyhouse, Awareness Level, Nursery.References
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- Sharma KD, Pathania MS, Bala B and Gupta M. 2015. Progress of protected cultivation under rural infrastructure development fund (RIDF) project in Himachal Pradesh. Indian Journal of Agricultural Economics 70 (3): 285.
- www.hpagrisnet.gov.in/hpagris/horticulture. Dated: April 2.2018
- Prevalence and Spread of Potato Cyst Nematodes, Globodera spp. in Northern Hilly Areas of India
Abstract Views :304 |
PDF Views:90
Authors
Y. S. Chandel
1,
Surendra Singh Bhadu
2,
Rajan Salalia
2,
Sharmishtha Thakur
1,
Satya Kumar
3,
Vishal Singh Somvanshi
4,
Abhishek Mukherjee
5,
R. K. Walia
6
Affiliations
1 CSK Himachal Pradesh Agricultural University, Palampur 176 062, IN
2 Sher-e-Kashmir University of Agricultural Sciences & Technology of Jammu, Jammu & Kashmir 180 009, IN
3 G.B. Pant University of Agriculture & Technology, Pantnagar 263 145, IN
4 Division of Nematology, ICAR-Indian Agricultural Research Institute, New Delhi 110 012, IN
5 Agriculture and Ecology Research Unit, Indian Statistical Institute, Giridih 815 301, IN
6 ICAR-All India Coordinated Research Project on Nematodes, Indian Agricultural Research Institute, New Delhi 110 012, IN
1 CSK Himachal Pradesh Agricultural University, Palampur 176 062, IN
2 Sher-e-Kashmir University of Agricultural Sciences & Technology of Jammu, Jammu & Kashmir 180 009, IN
3 G.B. Pant University of Agriculture & Technology, Pantnagar 263 145, IN
4 Division of Nematology, ICAR-Indian Agricultural Research Institute, New Delhi 110 012, IN
5 Agriculture and Ecology Research Unit, Indian Statistical Institute, Giridih 815 301, IN
6 ICAR-All India Coordinated Research Project on Nematodes, Indian Agricultural Research Institute, New Delhi 110 012, IN
Source
Current Science, Vol 118, No 12 (2020), Pagination: 1946-1952Abstract
Potato cyst nematodes (PCNs), Globodera rostochiensis (Woll.) and G. pallida (Stone), are globally important pests of potato prevalent in the Nilgiri area of South India. PCNs were first intercepted from North India at Shimla, Himachal Pradesh (HP) in 2010. Subsequent surveys in the hilly areas of North India have revealed the occurrence of PCNs in several districts of HP, Uttarakhand and Jammu & Kashmir, despite domestic quarantine against this nematode. High populations of PCN were mainly encountered in the Potato Seed Multiplication Farms that supply seed potato to farmers. Here, a hypothesis on the dissemination of PCNs within India is proposed.Keywords
Domestic Quarantine, Hilly Areas, Potato Cyst Nematodes, Prevalence and Spread.References
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