With a career spanning over five decades, Prof Julka, is an eminent scientist and former Joint Director and Emeritus scientist of the Zoological Survey of India (ZSI). He is a leading authority on earthworms. He has 12 new genera and 58 new species to his credit. Prof Julka is instrumental in developing vermicomposting techniques in the country and has been associated with vermitechnology related projects at Jawaharlal Nehru University, New Delhi, Sambalpur University, and NGOs throughout the country.