1. Arnon, R. (1970). In: Methods in Enzymol. vol. 19 (Eds. Perlmann and Lorand, L.) Academic Press, New York, p 228.
2. Bergmeyer, H.U. and Bernt, E. (1984). In: Methods of Enzymatic Anal. (Ed. Bergmeyer) Vol 2, p 735.
3. Brueske, C.H. (1980). Phenylalanine ammonia-lyase activity in tomato roots infected and resistant to the root-knot nematode, Meloidogyne incognita. Physiol. Plant. Pathol. 16: 409.
4. Byrant, S.D. and Lane, F.E. (1979). Indole-3-acetic acid oxidase from peas. Plant Physiol. 63: 696.
5. Delma, D. (1970) In: Methods in Ezymol. Vol 17, Part A (Eds. Tabor, H. and Tabor, C.W.), Academic Press, New York, p 850.