I 



FORESTRY. 639 



Economics in apple orcharding-, C. I. Lewis and H. A. Vickeks (Nebr. 

 Hort., 5 (1915), No. 9, pp. 1-5, 7). — A popular summary of the above noted 

 bulletin. 



Packing and shipping peaches in Georgia carriers, M. A. Blake and C H. 

 Connors {Xeic Ja-sey Stas. Bid. 28-i {1915). pp. 3-ff8, figs. 27).— This bulletin 

 discusses the advantages and disadvantages of different packages used for 

 peaches, and describes in detail packing house equipment for peaches and 

 methods of grading, packing, and sliipping in six-basket Georgia carriers, in- 

 cluding information relative to the proper degree of maturity at which different 

 varieties of peaches should be picked. The text of the New Jersey laws affect- 

 ing the size and marking of peach packages is also included. 



New or noteworthy tropical fruits in the Philippines, P. J. Westeb 

 (Philippine Agr. Rev. [English Ed.], 8 (.1915), No. 2, pp. 103-lU, pis. .}).— The 

 author here calls attention to a number of species of fruit trees that are com- 

 paratively little known in the Western Hemisphere and to others which are 

 apparently new to horticulture or not well-known even in the Far East outside 

 of the Philippines. See also a previous note (E. S. R., 28, p. 236). 



Improving the production of Washington navels, A. D. Shamel (CaL Cult., 

 46 (1916), Nos. 1, pp. 1, 2, figs. 2; 2, pp. 36-38, figs. 3; 3, pp. 10, 71, fig. 1; 4, 

 pp. 101, 102; ahs. in Fla. Grower, 13 (1916), No. 2, pp. 10, 11, figs. 3; Jour. 

 Heredity. 7 (1916), No. 2, pp. 82-87, fig. 1). — A popular account of the author's 

 work in California in improving the yield of Washington navel oranges through 

 bud selection and top working (E. S. R., 34, p. 43). 



Problems in walnut breeding, L. D. Batcheloe (Jour. Heredity, 7 (1916), 

 No. 2, pp. 61-65, figs. 2). — A discussion of the walnut industry in California with 

 reference to walnut blight, variability of the present seedling groves, and im- 

 provement through selection of profitable and resistant varieties. 



Horticultural sports, AV. H. Manning (Nat. Nurseryman, 24 (1916), No. 2, 

 p. 56). — The author calls attention to a large number of ornamental plant 

 sports and briefly discusses their use in landscape gardening. 



House plants: Selection, propagation, and care, E. Hansen (Utah Agr. 

 Col., Ext. Div. Circ, 4 (1916), No. 4, pp. 12, figs. 7). — A popular treatise on the 

 propagation and care of house plants, including suggestions relative to varieties 

 of house plants that give the best results. 



Analyses of materials sold as insecticides and fungicides, C. S. Cathcabt 

 and R. L. Willis (New Jersey Stas. Bid. 286 (1915), pp. 3-i.3).— This bulletin 

 contains analyses of 68 samples of Paris green, lead arsenate, lime-sulphur, 

 Bordeaux, and miscellaneous materials sold in New Jersey during 1915. 



FORESTRY. 



Forest trees worth planting. — Ked oak (Quercus rubra), E. Seckest (J/o. 

 Bui. Ohio Sta., 1 (1916), No. 2, pp. 54-60, figs. 3).— This article discusses the 

 red oak (Q. rubra) with reference to its important characteristics, planting 

 and cultivation, value for shade and ornament, and treatment when planted as 

 a street tree. 



Seed and germination in Hevea brasiliensis, A. Sprechee (Bid. Jard. Bot. 

 Buitenzorg, 2. ser.. No. 19 (1915), pp. 112, pis. 7, figs. 1.5). — Part 1 of the work 

 contains a general account of the organs and process of reproduction in Hevea, 

 together with a detailed description of the seed and a discussion of seed 

 anomalies. Part 2 deals with normal germination in Hevea and germination 

 anomalies. Part 3 contains a detailed account of germination experiments with 

 Hevea seed, in which consideration is given to the influence of the factors of 

 position of seed in the soil, light, moisture, soil characteristics, and tapping or 

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