144 EXPERIMENT STATION RECORD. [Vol.37 



can literature on the strawberry, exclusive of articles on injurious insects aud 

 diseases, is also given. 



Some viticultural and enolog^cal experiments conducted at the Paarl 

 Viticultural Experiment Station during 1915-16, A. I. Perold {Union So. 

 Africa Dcpt. Ayr. [Fiih.^, 21 (1916), pp. IS). — This brietly summarizes the re- 

 sults of pruning, training, thinning, and other experiments with table grapes, 

 as well as some experiments in wine making, conducted at the Paarl Viti- 

 cultural Experiment Station during 1915-16. 



California's grape industry {Cal. Bd. Vit. Comrs. Bui. 8 (1917), pp. 24).— 

 A statistical review of the grape industry of California for the year 1916. 

 During the year a total of 10,741 cars of gi-apes were shipped to points outside 

 of the State. The estimated raisin production for the year was 126.000 tons. 

 About 478,197 tons of gravies were used in the production of wine and brandy. 



The culture of the olive (Olea europaea) on the southern shore of the 

 Crimea, E. V. Wolf, F. K. KalaIua, aud G. A. Plotnitskii (Bot. Kab. i Bot. 

 Sad Imp. Xikitsk. Sada [Pub.] No. 1 (1916), pp. 24. figs. 9). — Some results are 

 given of experimental tests in propagating and planting olives and the extrac- 

 tion of oil from various species. 



Maintenance of fertility of pineapple fields, F. G. Kkauss (Hawaii Sta. 

 Rpt. 1916, pp. 36-38). — An account is given of cooperative demonstration ex- 

 periments being conducted on the plantation of the Haiku Fruit and Packing 

 Company for the purpose of testing the accumulative renovating power of 

 green-manuring legumes. 



Station work for the avocado, H. J. Webbku (lipt. Cal. Avocado Assoc, 1915, 

 pp. 69-72). — This jiaper conii'risos a brief statement of investigations with 

 avocados being cimducted under the direction of the Citrus Experiment Station. 



Varieties of the avocado, F. (). Popenoe (Rpt. Cal. Avocado Assoc, 1915, 

 pp. 44-69). — Previously noted from another source (E. S. II., 35, p. 448). 



The avocado in Florida and other lands, W. Popenoe (Rpt, Cal. Ai'ocado 

 Assoc, 1915, pp. 29-42). — In this paper the author gives a general account of 

 avocado culture and the importance of the industry in Florida and the West 

 Indies. 



Citrus fruit improvement: How to secure and use tree performance records, 

 A. D. Shamel (U. S. Dcpt. Agr., Farmers' Bui. 794 (1017). pp. 16, figs. 4).— 

 This publication is based upon the results obtained in bud selection experi- 

 ments in California citrus groves which have been under way since 1909 (E. S. 

 R., 36, pp. 141, 537). It describes the methods that have been found effective 

 and practical in locating the desirable and undesirable trees in groves and for 

 transforming the latter when found. 



Records and accounts for citrus groves, R. S. Vaile (Cal. Citrogr., 2 (1917), 

 No. 7, pp. 7, 8, figs. 2). — A discussion of cost accounting with special reference 

 to citrus groves in southern California. 



[Coconuts, rubber, coffee, and cacao], J. B. Harrison (Rpt. Dcpt. Sot. and 

 Agr. Brit. Guiana, 1914-15, pp. 15-21). — A brief statistical review of the above- 

 named crops, including the progress made in cultural experiments at the 

 Georgetown Botanic Gardens and at the Onderneeming Farm. 



Experiments in manuring of cacao, M. K. Bamber and D. S. Corlett (Dcpt. 

 Agr. Ceylon Bui. 26 (1916), pp. 9). — The results are given of manurial experi- 

 ments with cacao in which the trees were continuously manured during the 

 period from 1902 to 1911, inclusive, but since which period manures have been 

 withheld. 



The principal feature of the experiment was the permanent beneficial effect 

 of castor pomace, which, during the 10-year manurial period, had been applied 

 annually at the rate of 833 lbs. per acre, containing 50 lbs. of nitrogen. This 



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