| Essential oils as green pesticides: potential and constraints O Koul, S Walia, GS Dhaliwal Biopestic. Int 4 (1), 63-84, 2008 | 1564 | 2008 |
| Insecticidal and antifeedant bioactivities of neem oils and their relationship to azadirachtin content MB Isman, O Koul, A Luczynski, J Kaminski Journal of agricultural and food chemistry 38 (6), 1406-1411, 1990 | 701 | 1990 |
| Biological activity of limonoids from the Rutales DE Champagne, O Koul, MB Isman, GGE Scudder, GHN Towers Phytochemistry 31 (2), 377-394, 1992 | 614 | 1992 |
| Properties and uses of neem, Azadirachta indica O Koul, MB Isman, CM Ketkar Canadian Journal of Botany 68 (1), 1-11, 1990 | 552 | 1990 |
| Phytochemicals and insect control: an antifeedant approach O Koul Critical reviews in plant sciences 27 (1), 1-24, 2008 | 310 | 2008 |
| Insect antifeedants O Koul CRC Press, 2004 | 224 | 2004 |
| Comparing impacts of plant extracts and pure allelochemicals and implications for pest control. OK Opender Koul, SW Suresh Walia CABI Reviews, 1-30, 2009 | 219 | 2009 |
| Insecticides of natural origin S Dev Routledge, 2017 | 213 | 2017 |
| Bioefficacy and mode-of-action of some limonoids of salannin group fromAzadirachta indica A. Juss and their role in a multicomponent system against lepidopteran … O Koul, G Singh, R Singh, J Singh, WM Daniewski, S Berlozecki Journal of Biosciences 29 (4), 409-416, 2004 | 199 | 2004 |
| The Hawaii fruit fly areawide pest management programme. RI Vargas, RF Mau, EB Jang, RM Faust, L Wong Areawide pest management: theory and implementation, 300-325, 2008 | 181 | 2008 |
| Neem: today and in the new millennium O Koul, S Wahab Kluwer Academic Publishers, 2004 | 176 | 2004 |
| Microbial biopesticides: opportunities and challenges. OK Opender Koul Cabi Reviews, 1-26, 2012 | 168 | 2012 |
| Behaviour-modifying chemicals: prospects and constraints in IPM. LJ Gut, LL Stelinski, DR Thomson, JR Miller Integrated pest management: potential, constraints and challenges, 73-121, 2004 | 156 | 2004 |
| Asarones fromAcorus calamus L. Oil: Their effect on feeding behavior and dietary utilization inPeridroma saucia O Koul, MJ Smirle, MB Isman Journal of Chemical Ecology 16, 1911-1920, 1990 | 138 | 1990 |
| Effects of azadirachtin on the dietary utilization and development of the variegated cutworm Peridroma saucia O Koul, MB Isman Journal of Insect Physiology 37 (8), 591-598, 1991 | 132 | 1991 |
| 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 Journal of pest science 87, 721-729, 2014 | 119 | 2014 |
| 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 … O Koul, R Singh, B Kaur, D Kanda Industrial Crops and Products 49, 428-436, 2013 | 119 | 2013 |
| Bioefficacy of crude extracts of Aglaia species (Meliaceae) and some active fractions against lepidopteran larvae O Koul, JS Shankar, N Mehta, SC Taneja, AK Tripathi, KL Dhar Journal of Applied Entomology 121 (1‐5), 245-248, 1997 | 111 | 1997 |
| Nano-biopesticides today and future perspectives O Koul Academic Press, 2019 | 108 | 2019 |
| 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 … O Koul Journal of Economic Entomology 97 (3), 1142-1147, 2004 | 108 | 2004 |