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O. Koul · SciRah

Researcher profile · Semantic Scholar

O. Koul

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O. Koul — researcher profile on SciRah

h-index: 37
Works: 159
Citations: 5,999

Most-cited papers

Essential Oils as Green Pesticides : Potential and Constraints
O. Koul, S. Walia, G. S. Dhaliwal
20081,017 citations
Semantic Scholar
Phytochemicals and Insect Control: An Antifeedant Approach
O. Koul
2008260 citations
Semantic Scholar
Comparing impacts of plant extracts and pure allelochemicals and implications for pest control.
O. Koul, S. Walia
2009172 citations
Semantic Scholar
Bioefficacy and mode-of-action of some limonoids of salannin group fromAzadirachta indica A. Juss and their role in a multicomponent system against lepidopteran larvae
O. Koul, Gurmeet Singh, Rajwinder Singh, Jasbir Singh +2 more
2004Journal of Biosciences151 citations
Semantic Scholar
Neem: Today and in the New Millennium
O. Koul, S. Wahab
2004Springer Netherlands132 citations
Semantic Scholar
Integrated pest management: potential, constraints and challenges
O. Koul, G. S. Dhaliwal, G. Cuperus
2004126 citations
Semantic Scholar
Toxicity of essential oil compounds against diamondback moth, Plutella xylostella, and their impact on detoxification enzyme activities
N. Kumrungsee, W. Pluempanupat, O. Koul, V. Bullangpoti
2014Journal of Pest Science109 citations
Semantic Scholar
Areawide Pest Management: Theory and Implementation
O. Koul, G. Cuperus, N. Elliott
2008108 citations
Semantic Scholar
A comparative study of monoterpenoids and phenylpropanoids from essential oils against stored grain insects: acute toxins or feeding deterrents
D. Kanda, S. Kaur, O. Koul
2017Journal of Pest Science103 citations
Semantic Scholar
Comparative study on the behavioral response and acute toxicity of some essential oil compounds and their binary mixtures to larvae of Helicoverpa armigera, Spodoptera litura and Chilo partellus
O. Koul, Rajwinder Singh, B. Kaur, D. Kanda
2013103 citations
Semantic Scholar
Behaviour-modifying chemicals: prospects and constraints in IPM.
L. Gut, L. Stelinski, D. Thomson, J. R. Miller +3 more
200489 citations
Semantic Scholar
Microbial biopesticides: opportunities and challenges
O. Koul
201183 citations
Semantic Scholar
Toxicity of some essential oil constituents and their binary mixtures against Chilo pattellas (Lepidoptera: Pyralidae)
Rajwinder Singh, O. Koul, P. J. Rup, J. Jindal
200967 citations
Semantic Scholar
Biological Activity of Volatile Di-n-Propyl Disulfide from Seeds of Neem, Azadirachta indica (Meliaceae), to Two Species of Stored Grain Pests, Sitophilus oryzae (L.) and Tribolium castaneum (Herbst)
O. Koul
2004Journal of Economic Entomology63 citations
Semantic Scholar
Neem: A Global Perspective
O. Koul
200461 citations
Semantic Scholar
Acute, sublethal and combination effects of azadirachtin and Bacillus thuringiensis toxins on Helicoverpa armigera (Lepidoptera: Noctuidae) larvae
Gurmeet Singh, P. J. Rup, O. Koul
2007Bulletin of entomological research55 citations
Semantic Scholar
Concepts and mechanisms.
O. Koul
200452 citations
Semantic Scholar
Activity of some nonazadirachtin limonoids from Azadirachta indica against lepidopteran larvae
O. Koul, J. S. Multani, S. Goomber, W. Daniewski +1 more
200448 citations
Semantic Scholar
Bioefficacy and mode‐of‐action of aglaroxin A from Aglaia elaeagnoidea (syn. A. roxburghiana) against Helicoverpa armigera and Spodoptera litura
O. Koul, Gurmeet Singh, Rajwinder Singh, Jatinder Singh Multani
200542 citations
Semantic Scholar
Laboratory evaluation of Dalbergia oliveri (Fabaceae: Fabales) extracts and isolated isoflavonoids on Aedes aegypti (Diptera: Culicidae) mosquitoes
Sujittra Pluempanupat, N. Kumrungsee, W. Pluempanupat, Kotchamon Ngamkitpinyo +3 more
201339 citations
Semantic Scholar
Ecologically-Based Integrated Pest Management
O. Koul, G. Cuperus
200738 citations
Semantic Scholar
The Study of Isolated Alkane Compounds and Crude Extracts From Sphagneticola trilobata (Asterales: Asteraceae) as a Candidate Botanical Insecticide for Lepidopteran Larvae.
P. Junhirun, W. Pluempanupat, T. Yooboon, T. Ruttanaphan +2 more
2018Journal of Economic Entomology31 citations
Semantic Scholar
Boll weevil eradication: an areawide pest management effort.
C. T. Allen, O. Koul, G. Cuperus, N. Elliott
200829 citations
Semantic Scholar
Bioefficacy and mode of action of rocaglamide from Aglaia elaeagnoidea (syn. A. roxburghiana) against gram pod borer, Helicoverpa armigera (Hübner)
O. Koul, H. Kaur, S. Goomber, S. Wahab
200429 citations
Semantic Scholar
Insecticidal alkanes from Bauhinia scandens var. horsfieldii against Plutella xylostella L. (Lepidoptera: Plutellidae)
Waraporn Poonsri, W. Pluempanupat, Pawarun Chitchirachan, V. Bullangpoti +1 more
201527 citations
Semantic Scholar
Plant Biodiversity as a Resource for Natural Products for Insect Pest Management
O. Koul
201226 citations
Semantic Scholar
Intercropping for pest management: the ecological concept.
V. Langer, J. Kinane, M. Lyngkjær, O. Koul +1 more
200726 citations
Semantic Scholar
Toxicity and repellent action of Coffea arabica against Tribolium castaneum (Herbst) adults under laboratory conditions
Y. Phankaen, Auraya Manaprasertsak, W. Pluempanupat, O. Koul +2 more
201725 citations
Semantic Scholar
Integrated pest management of rice: ecological concepts.
G. Jahn, J. Litsinger, Yolanda H. Chen, A. Barrion +2 more
200725 citations
Semantic Scholar
Bioefficacy and Mode-of-Action of Aglaroxin B and Aglaroxin C from Aglaia elaeagnoidea (syn. A. roxburghiana) against Helicoverpa armigera and Spodoptera litura
O. Koul, Gurmeet Singh, Rajwinder Singh, Jasbir Singh +1 more
200525 citations
Semantic Scholar
Cultural practices: springboard to IPM.
W. Bajwa, M. Kogan, O. Koul, G. S. Dhaliwal +1 more
200425 citations Open access
Semantic Scholar
Transgenic crops expressing Bt proteins: current status, challenges and outlook.
J. Benedict, D. Ring, O. Koul, G. S. Dhaliwal
200424 citations
Semantic Scholar
Oviposition and feeding behavior of the maize borer, Chilo partellus, in response to eight essential oil allelochemicals
Rajwinder Singh, O. Koul, Pushpinder J. Rup, J. Jindal
201121 citations
Semantic Scholar
The Handbook of Naturally Occurring Insecticidal Toxins
O. Koul
201620 citations
Semantic Scholar
Insecticidal and growth inhibitory effects of some thymol derivatives on the beet armyworm, Spodoptera exigua (Lepidoptera: Noctuidae) and their impact on detoxification enzymes.
Anchulee Pengsook, S. Tharamak, Kanta Keosaeng, O. Koul +3 more
2021Pest Management Science19 citations
Semantic Scholar
Bio efficacy of some piperaceae plant extracts against Plutella xylostella L. (Lepidoptera: Plutellidae).
C. Kraikrathok, S. Ngamsaengi, V. Bullangpoti, W. Pluempanupat +1 more
2013Communications in agricultural and applied biological sciences16 citations
Semantic Scholar
Areawide rice insect pest management: a perspective of experiences in Asia.
J. Litsinger, O. Koul, G. Cuperus, N. Elliott
200816 citations
Semantic Scholar
Selective Feeding of Helicoverpa armigera (Hübner) and Spodoptera litura (Fabricius) on Meridic Diet with Bacillus thuringiensis Toxins
Gurmeet Singh, P. J. Rup, O. Koul
2008Journal of insect behavior15 citations
Semantic Scholar
Current resistance management strategies for Bt corn in the United States.
S. Matten, R. Hellmich, A. Reynolds, O. Koul +1 more
200415 citations
Semantic Scholar
Transgenic Crop Protection : Concepts and Strategies
O. Koul, G. S. Dhaliwal
200415 citations
Semantic Scholar
Mode of action of acorus calamus L. oil vapours on adult male sterility in red cotton bug
O. Koul, K. Tikku, B. P. Saxena
2005Experientia14 citations
Semantic Scholar
Ecologically based integrated pest management: present concept and new solutions.
O. Koul, G. Cuperus
200713 citations
Semantic Scholar
Plant resistance against pests: issues and strategies.
C. M. Smith, O. Koul, G. S. Dhaliwal, G. Cuperus
200413 citations
Semantic Scholar
Antifeedant Activity and Biochemical Responses in Spodoptera exigua Hübner (Lepidoptera: Noctuidae) Infesting Broccoli, Brassica oleracea var. alboglabra exposed to Piper ribesioides Wall Extracts and Allelochemicals
Anchulee Pengsook, V. Bullangpoti, O. Koul, Saksit Nobsathian +5 more
2022Chemical and Biological Technologies in Agriculture12 citations Open access
Semantic Scholar
EVALUATION OF DIETARY TOXICITY OF SOME ESSENTIAL OIL ALLELOCHEMICALS FOR THE MANAGEMENT OF CHILO PARTELLUS (SWINHOE)
Rajwinder Singh, O. Koul, P. J. Rup, J. Jindal
201012 citations Open access
Semantic Scholar
The relevance of modelling in successful implementation of IPM.
D. Legg, O. Koul, G. S. Dhaliwal, G. Cuperus
200412 citations
Semantic Scholar
Feeding deterrence induced by plant limonoids in the larvae of Spodoptera litura (F.) (Lepidoptera, Noctuidae)
O. Koul
200911 citations
Semantic Scholar
Transgenic insecticidal cultivars in integrated pest management: challenges and opportunities.
J. Bernal, J. Prasifka, M. Sétamou, K. Heinz +3 more
200411 citations
Semantic Scholar
Synergistic interaction of thymol with Piper ribesioides (Piperales: Piperaceae) extracts and isolated active compounds for enhanced insecticidal activity against Spodoptera exigua (Lepidoptera: Noctuidae)
N. Kumrungsee, Benjawan Dunkhunthod, W. Manoruang, O. Koul +6 more
2022Chemical and Biological Technologies in Agriculture10 citations Open access
Semantic Scholar
The insecticidal potential of Piper ribesioides (Piperales: Piperaceae) extracts and isolated allelochemicals and their impact on the detoxification enzymes of Spodoptera exigua (Lepidoptera: Noctuidae)
Saksit Nobsathian, Chatwadee Saiyaitong, O. Koul, W. Pluempanupat +2 more
2021Phytoparasitica10 citations
Semantic Scholar

Frequent co-authors

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G. Cuperus×13
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G. Cuperus — researcher profile on SciRah
G. S. Dhaliwal×10
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G. S. Dhaliwal — researcher profile on SciRah
W. Pluempanupat×10
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W. Pluempanupat — researcher profile on SciRah
V. Bullangpoti×10
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V. Bullangpoti — researcher profile on SciRah

Rajwinder Singh

×7

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Rajwinder Singh — researcher profile on SciRah

N. Kumrungsee×6

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N. Kumrungsee — researcher profile on SciRah

Gurmeet Singh×4

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Gurmeet Singh — researcher profile on SciRah

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P. J. Rup — researcher profile on SciRah

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N. Elliott — researcher profile on SciRah

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J. Jindal — researcher profile on SciRah

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T. Yooboon — researcher profile on SciRah

Saksit Nobsathian×3

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Saksit Nobsathian — researcher profile on SciRah