| Issue Date | Title | Author(s) |
| 2000 | Agrobacterium -mediated genetic transformation in black pepper (Piper rigrum L.) | Vijayakumar, N K; Homey Cheriyan |
| 2001 | Anatomical and physiological variations in certain selected species and provenances of Acacia | Vijayakumar, N K; Santhosh Jacob |
| 1995 | Clonal propagation of selected plus trees of Indian rosewood (Dalbergia latifolia Roxb) through tissue culture | Vijayakumar, N K; Kannan, C S |
| 1996 | Combining ability in pigeonpea (Cajanus cajan [L.] millsp) | Achamma Oommen; Namboodiri, K M N; Vijayakumar, N K |
| 1983 | Cytotoxic and clastogenic effects of some insecticides in allium cepa, L | Vijayakumar, N K; Jayaprakash Naik, B |
| 2007 | Evaluation of seed source variation and clonal propagation techniqes in Jatropha curcas linn. | Vijayakumar, N K; Anisha Kalkoor, M |
| 1993 | Genetic analysis of yield attributes in Cocoa (Theobroma cacao L.) | Vijayakumar, N K; Homey Cheriyan |
| 1998 | Identification of stable male sterile lines and better combiners for exploitation of hybrid vigour in rice (Oryza Sativa L.) | Vijayakumar, N K; Rosamma, C A |
| 1999 | In vitro propagation of ailanthus triphysa (Dennst.) | Vijayakumar, N K; Natesha, S R |
| 1992 | In vitro propagation of dalbergia latifolia roxb. through tissue culture | Vijayakumar, N K; Khages Chandra Mahato |
| 1994 | In vitro propagation of malabar white pine (Vateria indica L.) through tissue culture | Vijayakumar, N K; Ashok B Divatar |
| 1997 | In vitro shoot regeneration from axillary bud cultures of malabar white pine (Vateria indica L.) through tissue culture | Ashok B Devatar; Vijayakumar, N K |
| 1987 | Influence of split application of P and K on direct seeded semi-dry viruppu rice | Ramankutty, N N; Vijayakumar, N K |
| 1998 | Karyomorphology and isoenzyme variation in certain acacia species | Vijayakumar, N K; Mohamed Zainul Abideen, K A |
| 2003 | Micropropagation and evaluation of azadirachtin production in the plantlets of neem (Azadirachta indica A. Juss) | Vijayakumar, N K; Roshini, A J |
| 2000 | Micropropagation of teak (Tectona grandis Linn.) through in vitro techniques | Vijayakumar, N K; Sandeep Sharma |
| 1997 | Provenance evaluation in the seedling characters of neem (Azadirachta Indica A. Juss) | Vijayakumar, N K; Vinod, S |
