Principal Scientist, Plant Physiology
M.Sc(Ag), Ph.D (Plant Physiology)

Contact Address :
Indian Institute of Oilseeds Research,
Rajendranagar, Hyderabad,
Andhra Pradesh, India- 500030

Phone : 040-24598154
Email-id : This e-mail address is being protected from spambots. You need JavaScript enabled to view it ; This e-mail address is being protected from spambots. You need JavaScript enabled to view it

Projects Completed :

· Physiological analysis of castor towards developing an ideotype
· Physiological manipulation of sex expression in castor
· Physiological basis of drought resistance in castor
· Characterization of nutrient deficiencies in castor


On-going Projects :

· Studies on drought tolerance, water use efficiency and source sink relationships in castor (Ricinus communis L.)

Trainings Undertaken (National & International)

· Participated in Training program on “Basic techniques in Plant Molecular Biology” at Centre of Advanced Studies in Biochemistry, IARI, New Delhi from February 19 – March 10, 2008
· Attended a training program on “Data analysis using SAS” at NAARM from Nov 24-30, 2010

Recent Publications (Past 5 years)

1. Lakshmamma P, Lakshmi Prayaga, Lakshminarayana M, Alivelu K and Lavanya C (2009): Effect of source manipulation on yield of different spike orders in castor (Ricinus communis L.). Journal of Oilseeds Research, 26; 343-344
2. Lakshmamma P, Lakshminarayana M, Lakshmi Prayaga, Alivelu K and Lavanya C (2009): Effect of defoliation on seed yield of castor (Ricinus communis). Indian Journal of Agricultural Sciences,79 (8): 620-623
3. Lakshmamma P, Prayaga L, Lavanya C and Anjani K (2009). Growth and yield of different castor genotypes varying in drought tolerance. Annals of Arid Zone 48(1): 35-39
4. Parvathaneni Lakshmamma, Lakshmi Prayaga, and Chunduri Sarada (2010): Evaluation of Castor (Ricinus communis L.) Germplasm for Water Use Efficiency (WUE) and Root Characters. Journal of Plant genetic resources, 23 (3): 276-279.
5. Lakshmamma P and Lakshmi Prayaga (2010): Variability for water use efficiency traits and drought tolerance in castor ( Ricinus communis L.) germplasm lines. Journal of Oilseeds Research, 27 (1): 81-84
6. P.Lakshmamma, Lakshmi Prayaga, M.Lakshminarayana and K.Alivelu (2010): Source manipulation induced variation in dry matter partitioning to reproductive sink in castor (Ricinus communis L.) Indian Journal of Plant Physiology, 15 (3) 213-218
7. P.Lakshmamma, Lakshmi Prayaga, K. Anjani and C. Lavanya (2010). Identification of castor genotypes for water use efficiency (WUE) and root traits. Journal of Oilseeds Research (special issue), 27: 187-189
8. P.Lakshmamma, Lakshmi Prayaga, and N. Prabhakara Rao (2010) Traits related to water use efficiency in castor (Ricinus communis L.) Journal of Oilseeds Research (special issue), 27: 220-222
9. Severino, L.S., D.L. Auld, M. Baldanzi, M.J.D. Cândido, G. Chen, W. Crosby, Tan D., X. He, P. Lakshmamma, C. Lavanya, O.L.T. Machado, T. Mielke, M. Milani, T.D. Miller, J.B. Morris, S.A. Morse, A.A. Navas A., D. J. Soares, V. Sofiatti, M.L. Wang, M.D. Zanotto, H. Zieler. (2012). A review on the challenges for increased production of castor. Agronomy Journal 104: :853-880.

Area of expertise : Drought tolerance