| A guide on crop pests A Regupathy, R Ayyasamy Namrutha Publications, 2016 | 158 | 2016 |
| Rationale behind the use of insecticide mixtures for the management of insecticide resistance in India. A Regupathy, T Ramasubramanian, R Ayyasamy | 33 | 2004 |
| Ants in Biofuel, Jatropha Ecosystem: Pollination and Phoresy A Regupathy, R Ayyasamy Hexapoda, 168-175, 2011 | 20 | 2011 |
| Influence of certain leaf characters of brinjal accessions with incidence of Bemisia tabaci. R Ayyasamy, P Baskaran | 19 | 2005 |
| Need and scope for insecticide resistance management for the invasive papaya mealy bug Paracoccus marginatus Williams and Granara de Willink in small scale … R Ayyasamy, A Regupathy | 16 | 2010 |
| Need for generating baseline data for monitoring insecticide resistance in leaf webber cum fruit borer, Pempelia morosalis (Saalm Uller), the key pest of biofuel crop, Jatropha … A Regupathy, R Ayyasamy | 10 | 2006 |
| Effect of temperature and relative humidity on radial growth and sporulation of Paecilomyces farinosus. R Ayyasamy, P Baskaran | 10 | 2005 |
| Infestation of the Invasive Papaya Mealybug Paracoccus maginatus Williams and Granara De Willink in Small Scale Papaya Farming System in Tamil Nadu A Regupathy, R Ayyasamy Hexapoda, 12-20, 2010 | 9 | 2010 |
| BIO-EFFICACY OF AMPLIGO 150 ZC (CHLORANTRANILIPROLE 9.3%+ LAMBDACYHALOTHRIN 4.6%) AGAINST LEAF MINER (LIRIOMYZA TRIFOLII) IN TOMATO (LYCOPERSICUM ESCULENTUM MILL.) VM Floret, A Regupathy Plant Archives 19 (1), 1038-1040, 2019 | 7 | 2019 |
| Need for generating baseline data for monitoring insecticide resistance in new invasive mealy bug Paracoccus marginatus Williams and Granara de Willink (Insecta … A Regupathy, R Ayyasamy | 7 | 2009 |
| Impact of Withdrawal of Pesticide Application against Papaya Mealybug, Paracoccus marginatus Williams and Granara De Willink on the Biodiversity of Natural … A Regupathy, R Ayyasamy Journal of Biological Control, 280-285, 2011 | 6 | 2011 |
| Initiatives of papain industry by private-public-farmer link-ages in classical biocontrol program for papaya mealybug in Tamil Nadu. A Regupathy, R Ayyasamy | 5 | 2012 |
| Formulations of botanical pesticides A Regupathy, R Ayyasamy Green Pesticides for Insect Pest Management, S. Ignacimuthu and S. Jayaraj …, 2005 | 5 | 2005 |
| Status of insecticide resistance in Heliothis species - an update. A Regupathy, R Ayyasamy | 5 | 2003 |
| Conjunctive use of neem and trap cropping, a pest diversionary approach in pest management A Regupathy, R Ayyasamy IVth World Neem Conference, 19-22, 1999 | 5 | 1999 |
| Preliminary checklist of moths (Lepidoptera: Glossata) of Annamalai Nagar, Tamil Nadu. C Kathirvelu, R Ayyasamy, M Karthikeyan Journal of Applied & Natural Science 11 (2), 2019 | 4 | 2019 |
| Polymorphism cox1 gene of Colorado Potato Beetle in South Ural populations R Ayyasamy, A Regupathy A Biannual Newsletter of the Center for Integrated Plant Systems (CIPS) in …, 2010 | 4 | 2010 |
| Bioefficacy of newer formulation of fipronil 0.8 G against brown planthopper of rice Nilaparvata lugens (Stal.) S Guruprasath, R Ayyasamy Journal of Entomological Research 43 (3), 283-287, 2019 | 3 | 2019 |
| Need for acaricide resistance monitoring in mites affecting tea in South India. A Regupathy, B Radhakrishnan, R Ayyasamy | 3 | 2007 |
| Evaluation of various synthetic and grain media for radial growth, sporulation and infectivity of the entomopathogenic fungi Paecilomyces farinosus. R Ayyasamy, P Baskaran | 3 | 2007 |
