TY - BOOK AU - Senanayake Y D A TI - Cytogenetics of Hevea 1-A leaf squash technique for chromosome counts and its importance in Hevea breeding PY - 1968/// PB - Rubber Research Institute of Ceylon Quarterly Journal KW - Breeding KW - Chromosome counts KW - Cytogenetics KW - Hevea KW - Leaf squash technique ER -