Vlll. 



PUBLICATIONS FOR SALE. 



The Bulletin issued quarterly, price sixpence per number or two 

 sLillings per annum post free in the Colony. To other sulsoribors 

 postage extra. 



VoL XVII. 191S. — Four parts, as issued, price 2?. Od. 



Chief Contents. — St. Lucia Lime Factory. Storage lilack-eye Peas 

 (Illustrated); Fruits Trinidad and Tobago; Uses and culture of 

 Dasheens (Illustrated) ; Coffea excelsa ; Yam cultivation ; Insec'-S Pests 

 Vegetables (Illustrated) ; Agricultural Co-operatioji in the West Indies; 

 Sugar Cane Experiments 1917-18 ; Cassava Experiments 1916-18 ; Food 

 of the IMongoose; Strongylus; Citric Acid Contents of Trinidad Limes. 



Vol. XVIII. Ft. i.— Wither Tip of Limes (Illustrated) ; Yam 

 Experiments 1918-19 ; Cultivation of Cotton; Nitrogen Content Cacao 

 Soils ; Supposed Cure for Froghoppers ; Bedding Plants for Trinidad ; 

 Fungous Diseases of Roses (Illustrated); Prize Competitions 1918-19. 



Our Local Foods : Their Production and Use, by W. G. Freeman, 

 and R. O. Williams. — Price 3d. 



The Dasheen : Its Uses and Culture. — Illustrated. — Price 3d. 



Insects Affecting Vegetables in Trinidad and Tobago, by F. W. 

 Urich. Symptoms of pests. Treatment, Preparation of Insecticides, 

 etc. — Illustrated. — Price 3d. 



Life History and Control of the Cacao Beetle, 3 coloured plates, 

 by P. L. Guppy. — Price 6d. 



Insect Notes for 1910-11. Miscellaneous Notes on Cacao Pests, 

 by F. W. Urich. -Price 3d. 



Notes on some Insects affecting the Coconut Palm, one coloured 

 plate by F. W. Urich and P. L. Guppy. — Price 3d. 



The Cotton Staineh Bug (Illustrated), by P. L. Guppy and Tliomas 

 Thornton. — Price 3d. 



Rearing of the Vermilion Froghopper Egg Parasite, by F. W. 

 Urich. — Price Id. 



The Sugar Cane Froghopper, six plates (3 coloured), by F. W. 

 Urich. — Price 9il. 



The Surinam Witch-Broom Disease of Cacao, by J. B. Rorer. — 

 Price 3d. 



The Froghopper Egg Parasite and its Colonization in Cane 

 Fields, by F. W. Urich.— Price Id. 



The Mongoose in Trinidad and methods of destroying it, 2 plates, 

 by F. W. Urich.— Price 3d. 



Annual Reports, Department of Agriculture, 1916 and 1917.— 

 Price Is. 9d. each. 



All publications can be obtained from the Head Office of the Depart- 

 ment, St. Clair Experiment Station, and sent post free within the 

 Colony. 



The Bulletin is also on sale at Messrs. Muir, Marshall, and Davidson 

 & Todd. Porls-of-Spain. 



