No. 2.1 



FEBRUARY. 1910. 



Vol. IX. 



Agricultural Bulletin 



OK THK 



STRAITS 



A X 1 1 



FEDERATED MALAY STATES. 



EDITED BY 



II. N. RIDLEY, M.A., F,R.S., F.L.S., 1 .H.U.s. 



Director of Botanic Oardens, S.S. 



Page. 



On the effect of Arsenical and Sulphur Fumes on Vegetation, with 

 particular reference to the Para Rubber Tree (Hevea 



Brasiliensis) and Rambong (Ficus Elastica). ... 46 



Analytical Notes of Rubber Plants in the Botanical Gardens, 



Singapore ... ... ... ... ... 51 



Rubber in Jamaica a Failure ... ... , , 57 



Corticium Javanicum in Borneo ... ... 59 



Strange Growth of a Para Rubber Tree Cutting 60 



Correspondence ... ... .,, 61 



New Literature in Rubber ... ... 62 



The Effect of Grass on Trees ... 63 



Straits Report .. .. ., ... 65 



Export Telegrams . 68 



Market Report ... . 71 



Weather Reports 72 



Kuala Trengganu Rain Fall . 79 



From the first of January, 1910 



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