1. Abbasi, S. A., Nayeem-Shah, M., & Abbasi, T. (2015). Vermicomposting of phytomass: Limitations of the past approaches and the emerging directions. Journal of Cleaner Production, 93, 103–114.
2. Ismail, S. A. (1995). Earthworms in soil fertility management in Organic agriculture, Thampan, P. K., (ed.), pp. 77–100.
3. Anand, J. A., Wilson, M. D. P., & Kale, R. D. (1995). Effect of vermiwash on seed germination and seedling growth. Journal of Soil Biology and Ecology, 15, 90–95.
4. Shields, W. M. (1982). Philopatry, inbreeding, and the evolution of sex. State Uni: New York Press, Albany.
5. Suthar, S., Choyal, R. R., Singh, S., & Sudesh, R. (2005). Stimulatory effect of earthworm body fluid on seed germination and seedlings growth of two legumes. The Journal of Phytological Research, 1(2), 219–222.