| Medicinal plants PP Joy, J Thomas, S Mathew, BP Skaria Tropical horticulture 2, 449-632, 1998 | 950 | 1998 |
| An HPLC method for estimation of volatile fatty acids in rumimd fluid S Mathew, S Sagathewan, J Thomas, G Mathen Indian J Anim Sci 67, 805-807, 1997 | 312 | 1997 |
| Aromatic plants PP Joy, J Thomas, S Mathew, G Jose, J Joseph Tropical horticulture 2, 633-733, 2001 | 130 | 2001 |
| Benefits and uses of pineapple PP Joy Pineapple Research Station (Kerala Agricultural University), Vazhakulam-686 670, 2010 | 89 | 2010 |
| Lemongrass BP Skaria, PP Joy, S Mathew, G Mathew Handbook of herbs and spices, 400-419, 2006 | 75 | 2006 |
| Lemongrass PP Joy, BP Skaria, S Mathew, G Mathew, A Joseph, PP Sreevidya Ind. J. Arecanut Spices Medicin. Plants 2, 55-64, 2006 | 75 | 2006 |
| Aromatic plants BP Skaria New India Publishing, 2007 | 70 | 2007 |
| Anti-Bacterial Activity Studies of Jasminum grandiflorum and Jasminum sambac P Joy, DP Raja Ethnobotanical leaflets 2008 (1), 59, 2008 | 61 | 2008 |
| Oriental Brachymeria: A monograph on the oriental species of Brachymeria (Hymenoptera: Chalcididae) KJ Joseph, TC Narendran, PJ Joy (No Title), 1973 | 51 | 1973 |
| Zingiberaceous medicinal and aromatic plants PP Joy, J Thomas, S Mathew, BP Skaria Aromatic and Medicinal Plants Research Station, Odakkali, Asamannoor PO …, 1998 | 42 | 1998 |
| Medicinal plants, kerala agricultural university PP Joy, J Thomas, S Mathew, PB Skaria Aromatic and Medicinal Plants Research Station, 4-6, 1998 | 42 | 1998 |
| Microbiology laboratory manual N Varghese, PP Joy, N Varghese India: Kerala Agricultural University, Pineapple Research Station, 1-78, 2014 | 40 | 2014 |
| Medicinal uses and biological activities of Argyreia speciosa sweet (Hawaiian baby woodrose)-an overview A Joseph, S Mathew, BP Skaria, EC Sheeja NISCAIR-CSIR, India, 2011 | 38 | 2011 |
| Effect of sole and combined application of FYM and fertiliser on growth, yield and quality of black musli (Curculigo orchioides). PP Joy, KE Savithri, S Mathew, J Thomas, KK Kochurani Kurien | 32 | 2005 |
| Agronomic practices for aromatic & medicinal plants J Thomas Kerala Agricultural University, Vellanikkara, 2000 | 31 | 2000 |
| Diseases of pineapple (Ananas comosus): Pathogen, symptoms, infection, spread and management PP Joy, G Sindhu Consultado Agosto, 2012 | 30 | 2012 |
| Successful biological control of the floating weed Salvinia molesta Mitchell using the weevil Cyrtobagous salviniae Calder and Sands in Kerala (India) PJ Joy, NV Satheesan, KR Lyla, D Joseph Proceedings of the 10th Asian-Pacific Weed Science Society Conference …, 1985 | 30 | 1985 |
| Stevia: A sweet herb BP Skaria, R Joseph, G Mathew, S Malhew, PP Joy Indian Journal of Arecanut Spices and Medicinal Plants 6, 24-27, 2004 | 24 | 2004 |
| Growth, leaf oil yield and quality investigations in cinnamon (Cinnamomum verum Presl.) PP Joy, J Thomas, S Mathew, KK Ibrahim J Med Aromat Plant Sci 20 (2), 401-406, 1998 | 24 | 1998 |
| Inter Species Relationship of Cinnamomum Species Using RAPD Marker Analysis P Joy, M Maridass Ethnobotanical Leaflets 2008 (1), 58, 2008 | 23 | 2008 |
