(82) 
Anonymus. Potato blight and spraying (ibid. Vol. 18 1909, p. 654—657 and 1 fig.). 
— Sur une maladie du fruit de Cacaoyer produite par une Muc&dinee et sur la 
le me&canisme de l’infection. (Compt. rend. Soc. biol. LXVIII 1910, p. 221—222.) 
— Beschädigungen von Tannen durch Blattläuse. (Oesterr. Forst- u. Jagdzeitung 
XXVIH 1910, p. 12—13.) 
— The Root Disease of Sugar-Cane in Barbados. (West-Indian Bull. X 1910, 
p- 347—349.) 
Acqua, C. Su di una pretesa ionizzazione prodotta da le foglie di Conifera. 
(Ann. di Bot. VII 1910, p. 703—705.) 
Appel, Otto. Einige Krankheiten und Schädigungen des Wintergetreides. 
(Zeitschr. Landw. Kammer Braunschweig LXXVIII 1909, p. 377—378.) 
Arcangell, G. Sul Mal bianco della Ouerce. (Atti Soc. Tosc. sci. nat. XVII 
1910, p. 78—83.) 
Ballou, H. A. Desinfection of imported Plants. (West-Indian Bull. X 1910 
p. 349353.) 
Bancroft, C. K. A disease of the Cacao plant. (Kew Bull. 1910, p. 93—95.) 
— Fungi causing diseases of cultivated plants in the West Indies. (West-Indian 
Bull. X 1910, p. 235—268 and 1 pl.) a : 
Barnas, B, Gibt es einen Unterschied zwischen der Mutterkornkrankheit 
(Claviceps purpurea Tul.) der wild vorkommenden und der kultivierten 
Gramineen? (Mathem. u. naturw. Ber. a. Ungarn XXIV 1909, p. 377.) 
Beck, R. Die Insekten- und Pilzkalamitäten im Walde. (Tharandt. Forstl. 
Jahrb. LX 1909, p. 1-65.) 
Bedini, R. Le cause che determinano la caduta dei frutticini in primavera. 
(Bull. Soc. tosc. Orticult. Firenze XXXIV 1909, p. 265—268.) 
Berlese, Ant. I progressi della Prospaltella Berlesei. (Il Coltivatore, Casalmon- 
ferato 1909, p. 40—42.) 
— Due note intorno alla Diaspis del Gelso. (Ibid. p. 804—805.) 
— La diffusione della Prospaltella Berlesei nell alta Italia. (Roma. Un Tip. 1909.) 
— Per la lotta contro la mosca delle olive. (Il Coltivatore, Casalmonferato 
1909, p. 236—237.) 
— Acari nemici della Diaspis pentagona? (Il Colivatoro Anno 55, 1909, T. 52 
p. 804—805.) 
Bernini, ©. La Diaspis pentagona attacca anche la Vite. (Il Coltivatore-Casal- 
monferato 1909, p. 463—464.) j 
Beutenmüller, William. Some North American Cynipide and their Galls. 
(Bull. Am. Mus. of Nat. Hist. XXVI 1909, p. 277—281.) 
— The species of Holcaspis and their Galls (ibid. Vol. XXVI 1909, p. 29—65 
and 3 Taf.). 
— The species of Amphibolips and their Galls (ibid. Vol. XXVI 1909, p. 48—66 
and 6 Taf.). 
— The North American species of Diastrophus and their Galls (ibid Vol. XXVI 
1909, p. 135—145 and 4 Taf.). 
— The species of Biorhiza, Philonix and allied genera, and their Galls (ibid. 
Vol. XXVI 1909, p. 243—256 and 3 Taf.). 
Billiet, P. Un champignon destructeur des planchers, boiseries et bois de 
charpente (Merulius lacrymans Fries). (Assoc. frang. Avanc. Sc. Clermont Ferrand 
1908/09, p. 553.) 
Bolley, H.L. Rust problems, facts, observations, and theories; possible means 
of control. (North Dakota Agric. Exp. Sta. Bull. 68 1906, p. 605—676, f. 1—30.) 
Blomfield, J. E. and Schwartz, E. J. Some observations on the tumours 
on Veronica chamsdrys caused by Sorosphzra Veronicz. (Ann. of Bot. XXIV 
1910, p. 35—43.) 
