' * 6 . J l Or Rs. 10 per annum. 



RECIST^EO PS A NEWSPAPER. 



Vol. XXXV Nc. I. 



NEWSEI1JES. -^4^— JULY, 1910. 



THE 



Cropical Agriculturist 



[Founded by J. Ferguson, c.m.g., f.u.a.s., f.r.c.i,, in 1881 and edited by him up to 1905.] 



AND 



MAGAZINE 



OF THE 



Ceylon Agricultural Society 



EDITED BY 



J. C. WILLIS, 



Director, Royal Botanic Gardens; Organizing Vice-President, C.A.S, 



With a Supplement by A. Rl. A J. Ferguson. 



CONTENTS : 



Page. 



Agriculture in the United States and Canada. I. ... ... ... ... 1 



Rubber Congress at Manaos ... ... ... ... .. 3 



Science and Practice of Para Rubber Cultivation ... ... ... ... 5 



Commercial Uses of Rubber ... ... ... ... ... 10 



Citronella Oil ; Cinnamon Oil, Ceylon ... ... ... ... ... 13 



Philippine Copra in France ... ... ... ... ... 14 



Dundee Staple Trade ... ... ... ... ... ... 15 



Jute and Flax Trades in 1909 ... ... ... ... ... 17 



Peruvian Coca ; Vanilla Culture for Tropical Queensland ... ... ... 21 



Citrus Growing in Cuba ... .. . ... ... ... 25 



Soy Beans ; Methods of Causing Early Fruiting in Mangoes ... ... ... 28 



Composition of Fresh Avacado Fruit ; Propagation of the Avacado Pear . ... ... 29 



Presence of Yeasts in Fermenting Tea and their Influence on th6 Fermentation ... ... 31 



Tobacco Experiment at Mahailuppalama ... ... ... ... 30 



The Tobacco Trade ... ... ... ... ... ... 31 



Plant San iiation. — Entomological Notes... ... ... ... ... 32 



Live Stock. — South Australia Egg-laying Competition 1909-10, 35; Scientific Poultry Raising, 43; 



Is the Indian Silk Industry Doomed ?, 44 ; Milk, 46 ... ... ... 35-50 



Scientific Agriculture.— Effect of After Cultivation ... ... ... ... 50-51 



Agricultural Finance and Co-operation. — Small Holdings in South-West Lancashire, 51 ; Some 



Local Aspects of Co-operation, 55 ; Co-operation, 56 ... ... ... 51-64 



Education. — A Plea for Industrial Education, 65 ; Short Courses in Practical Agriculture and in 



other Allied Practical Subjects at Pusa ... ... ... ... 65-67 



Miscellaneous — Ceylon Agricultural Society: Minutes of Annual General Meeting held June 8th, 



1910, 67 ; Statement of Iteceipts and Payments for twelve mouths^ending Decomber 31, 1909, 68; 



Bellana Market Show, 69 ; The Function of Agricultural Experiment Stations ... ... 67-71 



Supplement ... ... ... ... ... ... 73-96 



The Index will be found at the end of the Magazine. 



Colombo : 

 A. M. & T. FERGUSON. 



