304 Botanisches Centralblatt 



262, Agr. Exp. Stat. East Lansing, Mich., 1910. 30 pp. 2 pl.) 

 White, P. J., I. P. Roberts, and G. F. Warren. 1910. Pastures 



in New York. (Bull. 280, Cornell Univ. Agr. Exp. Stat. Ithaca, N. 



Y. 1910. p. 351—398, f. 151-165.) 

 Wianeko, A. T. 1911. Suggestions for Beginners in Alfalfa Culture. 



(Circ. 27, Agr. Exp. Sta. Lafayette, Ind. 1911. 8 pp.) 

 Wianeko, A. T. and C. O. Cromer. 1911. Summary of Five 



Years Results of Cooperative Tests of Varieties of Com, Wheat, 



Oats, Soy Beans and Cow Peas, 1906—1910. (Bull. 149 Agr. Exp. 



Stat. Lafayette, Ind., 1911. 24 pp. 1 f.) 

 Wiekson, E. J. 1912. The California Fruits and how to grow them. 



6 ed. (San Francisco 1912. 8 Ü . XII, 602 pp. ill.) 

 Williams, C. G. 1911. The Farm Grasses of Ohio. (Bull. 225, Agr. 



Exp. Stat. Wooster, Ohio, 1911. p. 149—174, 10 f.) [An article on 



the comparative cost, yield and coraposition of the following farm 



and pasture grasses of Ohio: Timothy, Blue Grass, Redtop, Or- 



chard Grass, Meadow fescue, Brome Grass, Tall oat grass, Peren- 

 nial rye grass and Italian rye grass.] 

 Williams, C. G. and F. A. Weiton. 1911. Wheat Experiments. 



(Bull. 231, Agr. Exp. Stat. Wooster, Ohio, 1911. 22 pp. 4 f.) 

 Williams, P. F. and J. C. C. Price. 1911. Peach Growing in 



Alabama. (Bull. 156, Agr. Exp. Stat. Auburn, Ala. 1911. p. 109— 



142, 5 pl. 6 f.) 

 Willis, C. and W. L. Burlison. 1911. Progress in Wheat Inves- 



tigations. (Bull. 128, Agr. Exp. Stat. Brookings, S. D. 1911 p. 121 — 



144, 5 f.) 

 Willis, C. and H. B. Potter. 1910. Com. (Bull. 118, Agr. Exp. 



Stat. Brookings, S. D. 1910. p. 611—642, 13 f.) 

 Winkler, H. 1912. Botanisches Hilfsbuch für Pflanzer, Kolonial- 

 beamte, Tropenkaufleute und Forschungsreisende. (Wismar, Hin- 



storff. 1912. 8°. VII, 322 pp. Preis 10. — M.) 

 Woodbury, C. G. 1910. Growing Tomatoes for the Canning Fac- 



tory. (Bull. 144, Agr. Exp. Stat. Lafayette, Ind. 1910. p. 509—528, 8 f.) 

 Woodbury, C. G. and W. M. Richards. 1911. Commercial Apple 



Growing. (Circ. 30, Agr. Exp. Stat. La Fayette, Ind. 124 pp. 3 f.) 

 Woods, C. D. 1911. Field Experiments. (Bull. 188, Agr. Exp. Stat. 



Orono, Me., 1911. p. 23 — 34). [lncluding variety tests of oats (p. 



25—29), and high vs. modified ridge for potato growing (p. 29 — 32).] 

 Youngblood, B. 1911. Suggested Cropping Systems for the black 



Lands of Texas. (Circ. Dep. Agr. Washington 1911. 21 pp. 13 f.) 



XXI. Biographie, Necrologie. 



B. D. J. 1912. Obituary notice. Eduard Strasburger. (Proc. Linn. 



Soc. 1911 — 1912. p. 64—66.) 

 B. D. J. 1912. Obituary notice. Marian Sarah Ridley. (Mrs. Far- 



quhasson). (Proc. Linn. Soc. 1911-1912. p. 45—46.) 

 Beauverie, J. 1912. Edouard Strasburger. 1er Fevrier 1844 — 



19 May 1912. (Rev. gen. Bot. XXIV. p. 419—452. 1 portr.) 

 G. M. 1912. Obituary notice. Mordecai Cubut Cooke. (Kew Bull. 



1912. p. 369.) 

 Oliver, J. W. 1912. Obituary notice. Joseph Dalton Hooker. 



(Proc. Linn. Soc. 1911-1912. p. 47-60,) 



Aasgegehen: 24 December lt*lö. 



Verlag von Gustav Fiscüer in Jena. 

 Buchdruckerei A. W. sythoffin Leiden. 



