TY - BOOK AU - Gopal Gopika AU - Thomas V TI - A method for staining sieve tubes in the bark of Hevea brasiliensis PB - Proceedings of 24th Kerala Science Congress, 29-31 January 2012, Rubber Research Institute of India, Kottayam, India, pp.615-616. KW - Bark KW - Sieve tube staining ER -