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Jhansi Rani, B.
- New Record of Canthecona parva (Distant) (Heteroptera: Pentatomidae) as a Predator of Hypena quadralis (Walker), a Pest of Antamul, Tylophora indica (Burm. F) Merr.
Abstract Views :217 |
PDF Views:113
Authors
V. Sridhar
1,
B. Jhansi Rani
1
Affiliations
1 Division of Entomology and Nematology Indian Institute of Horticultural Research Hessaraghatta Lake Post, Bangalore 560089, IN
1 Division of Entomology and Nematology Indian Institute of Horticultural Research Hessaraghatta Lake Post, Bangalore 560089, IN
Source
Journal of Biological Control, Vol 17, No 2 (2003), Pagination: 179-180Abstract
Predation by a penlatomid bug, Canthecona parm (Distant) on Hypena quadralis (Walker), a pest on the medicinal plant, Tylophora indica is reported.Keywords
Canthecona Parva, Hypena quadalis, Predatory Bug, Tyluphora indica.- First Record of Lantana Mealybug, Phenacoccus parvus Morrison (Hemiptera: Pseudococcidae), as a Pest on China Aster from South India
Abstract Views :165 |
PDF Views:131
Authors
Affiliations
1 Division of Entomology and Nematology, Indian Institute of Horticultural Research, Bangalore 560 089, IN
2 National Bureau of Agriculturally Important Insects, Post box No. 2491, H.A. Farm Post, Bellary Road, Bangalore 560 024, IN
3 Division of Ornamental Crops, Indian Institute of Horticultural Research, Hessaraghatta Lake Post, Bangalore 560 089, IN
1 Division of Entomology and Nematology, Indian Institute of Horticultural Research, Bangalore 560 089, IN
2 National Bureau of Agriculturally Important Insects, Post box No. 2491, H.A. Farm Post, Bellary Road, Bangalore 560 024, IN
3 Division of Ornamental Crops, Indian Institute of Horticultural Research, Hessaraghatta Lake Post, Bangalore 560 089, IN
Source
Journal of Horticultural Sciences, Vol 7, No 1 (2012), Pagination: 108-109Abstract
Heavy population of lantana mealybug, Phenacoccus parvus Morrison, was recorded on China aster, Callistephus chinensis (L.) Nees, in pest proportions at Bangalore, South India, both on the collar region and ischolar_mains. About 25% of the plants were infested by the mealybug. Infested plants showed stunted growth and did not bear flowers seen in healthy plants. Field and mounted characters of P. parvus are presented in the paperKeywords
China Aster, Lantana Mealybug, Phenacoccus parvus.- Biology and Functional Response of Andrallus spinidens (F) to the Rice Army Worm Spodoptera mauritia (Boisduval)
Abstract Views :281 |
PDF Views:118
Authors
Affiliations
1 ICAR-Indian Institute of Rice Research, Rajendranagar, Hyderabad – 500030, Telangana State, IN
1 ICAR-Indian Institute of Rice Research, Rajendranagar, Hyderabad – 500030, Telangana State, IN
Source
Journal of Biological Control, Vol 31, No 4 (2017), Pagination: 201-204Abstract
The pentatomid bug, Andrallus spinidens (F.), is a polyphagous predator on lepidopteran larvae in rice fields in India. The basic biology and predatory potential of the bug was studied under laboratory conditions. The nymphs were reared in petri dishes and were fed 3rd to 5th instar Spodoptera mauritia (Boisduval) larvae. The mean development period from egg to adult was 21 days. Eggs were laid in batches of 45 to 95 and the mean total number of eggs laid by each female was 259. The second, third and fourth stage nymphs fed on 7.99, 8.32, 26.33 number of third instar larvae instar larvae of S. mauritia, respectively. The predator exhibited a type II functional response to S. mauritia larvae with a disc equation of Y’ = 0.41(5-0.74) x to the increasing density of S. mauritia. This study provides important life history information for using the predator A. spinidens as a possible biological control agent for army worm management in rice.Keywords
Spiny Soldier Bug, Attack Ratio, Handling Time, Searching Time, Predatory Potential.References
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