00487naa a2200133 a 450000100080000000500110000800800410001910000180006024501180007826000090019665000130020565000180021877301170023620438932016-04-22 1961 bl --- 0-- u #d1 aCOMPAGNON, P. aSur la contribution des laboratoires I.R.C.V. à la recherche de l'amélioration de la productivité de l'Hévea. c1961 aBorracha aProdutividade tIn: NATURAL RUBBER RESEARCH CONFERENCE, 1961, Kuala Lumpur. Proceedings... Kuala Lumpur: RRIM, 1961. p. 174-183.