Bøger af Debnarayan Roy

This book covers the basic concepts on different aspects of vermitechnology. It also serves as a handbook in conventional colleges & universities where Economic Zoology is being taught as separate papers in the field of life sciences like Zoology, Microbiology, Agriculture etc. It provides a highly readable account of rearing of earthworm and production of vermicompost. This book can serve as an effective reference book for the research workers in agriculture and other field. Sincere attempt has been made in this book to focus on the basic concepts of earthworm cultivation as well as bio-fertilizer production & also emphasizes on socioeconomic development of rural unemployed people. Dr. Roy is working as Associate Professor of Post Graduate Department of Zoology, Jhargram Raj College, Jhargram, West Bengal -721507, India. He obtained his Ph.D. degree in the field of control of plant parasitic nematodes from Visva Bharati. He has wide range of experience in Applied Zoology. He has been teaching for long 20 years at UG level and more than 10 years at PG level. He has guided one Ph.D student and has published more than 25 research papers in international & national journals.

This is an introductory textbook, which represents some important facts related to life cycle and behavior of butterflies. We have also tried to search and identify these gorgeous insect in the Jhargram district inhabiting in the forest areas as well as in some local gardens. This book also serves as a guide book for the students of undergraduate and post graduate courses and also for the tourists those who interested to study the biodiversity of Jhargram district of West Bengal. This book encourages our readers to know about the role of butterfly and moth in an ecosystem and also save this tiny creature for sustainable development. Dr. Roy is working as Associate Professor of Post Graduate Department of Zoology, Jhargram Raj College, Jhargram, and West Bengal, India 721507. He obtained his Ph.D. degree from Visva Bharat in the field of control of plant parasitic nematodes. He has gained a vast range of experience in Applied Zoology. He has been teaching for long 20 years at UG level and more than 10 years at PG level. He has guided one Ph.D. student. He has published one book and more than 25 research papers in international & national journals.