1. Abe, K., Emori, Y., Kondo, H., Arai, S. and Suzuki, K., 1988, The NH2-terminal 21 amino acids residues are not essential for the papain — inhibitory activity of oryzacystatin, a member of the cystatin super family, J. Biol. Chem. 263:7655.
2. Al-Yahya, F.A., 1993, Aspects of the Host-Parasite Interactions of Meloidogyne spp. (Root-Knot Nematodes) and Crop Plants. PhD thesis, The University of Leeds, 109pp.
3. Anon (1993a) Agrow No 179 p 16.
4. Anon (1993b) Agrow No 190 p 17
5. Anon (1993c) Agrow No 190 p 19