- Amon, DJ. (1949). Plant Physio/., 24:1-15.
- Basu, R.N. (1994). Seed Sci. Techno/., 22: 107-126.
- • Bhattacharjee, A. and Gupta, K. (1984). Seed Sci. Techno/., 13: 165-174.
- Biswas, A.K. and Choudhuri, M.A. (1978). Biochern. Physio/. Pflanzen., 173: 220-228.
- Choudhuri, M.A. and Chatterjee, SK (1970). Ann. Bot., 34: 275-287.
- Dey, B.B. and Choudhuri, M.A. (1984). Indian Perfumer., 28: 82-87.
- " Fick, N.G. and Qualset, C.O. (1975). Proc. Nat. Acad. Sci. USA, 72: 892-895.
- Lama, P.C. '(2000). Ph. D.Thesis, North Bengal University, India.
- Lowry, O.H. et a/. (1951). J. Bioi. Chern., 193: 265-275.
- McCready, R.M. et a/. (1950). Ana/yt. Chern., 22: 1156-1158.
- Panse, V.G. and Sukhatme, P.T. (1967). Statistical Methods for Agricultural Workers.2nd edition, Indian Council '~.~..'
- of Agricultural Research. New Delhi, India,150-157.
- Pathak, G. and Basu, R.N. (1980). Curro Sci., 49: 67-69.
- Rai, A. (2000). Ph.D.Thesis, North Bengal University, India.
- Sarkar, U. and Choudhuri, M.A. (1980). Biochem. Physio/. Pflazen., 175: 23-28.
- Saxena, R.C. (1987). In Natural Pesticides from the Neern Tree, Azadirachta indica and other Tropical Plants.
- Proc. 3'd Int. Neem Conference Nairabi, 1986. (ShumuUerer, H. and Asher, K.R.S. eds.) Deutsche gesellschaft fir Technische Zusummenarbeit. Eschborin pp 81-83.
- . Snell, ED. and Snell, C.T. (1971). Colorimetric Methods of Analysis, vol.4AAA p.7-145, Van Nostrand Reinhold Co., New York.