Vol IX. 



Agricultural Bulletin 



OF THE 



STRAITS 

 FEDERATED MALAY STATES. 



EDITED BY 



H. N. RIDLEY, m.a.. f.e.s., f.l.s., f.k.h.s. 



Director of Botanic Gardens^ S.S. 



Page. 



On the effect of Arsenical and Salphur 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 



The Price of the Bulletin will be as follows: 



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Printed at the Straits Times Press. Ltd.. Singapore. 



