":92 Neue Litteratur. 



Phaenologie : 



Drude, 0., Die Ergebnisse der in Sachsen seit dem Jahre 1882 nach gemein- 

 samem Plane angestellten pflauzen-phänologischen Beobachtungen. (Abhand- 

 lungen der naturwissenschaftlichen Gesellschaft Isis in Dresden. 1891. p. 59.) 



'Ziegler, Julias, Pflanzenphäuologische Beobachtungen zu Frankfurt a. M. (Be- 

 richt über die Senckenbergische naturforschende Gesellschaft in Frankfurt a. M. 

 1891. p. 21.) 



Palaeontologie : 



Engelhardt, H., Ueber fossile Pflanzen aus tertiären Tuffen Nordböhmens. (Ab- 

 handlungen der naturwissenschaftlichen Gesellschaft Isis in Dresden. 1891. 

 p. 20. 1 Tafel.) 



— — , Ueber Tertiärpflanzen von Chile. (Abhandlungen, herausgegeben von der 

 Senckenbergischen Naturforscher-Gesellschaft in Frankfurt a. M. Bd. XVI. 1891. 

 Heft 4. p. 629—692. 14 Tafeln.) 



Ettingshausen, C. Freiherr von, Die fossile Flora von Schönegg bei Wies in 

 Steiermark. Th. II. Gamopetalen. (Sep.-Abdr.) 4°. 24 pp. 2 Tafeln. Leipzig 

 (Frey tag in Coinm.) 1891. M. 2.90. 



Teratologie und Pflanzenkrankheiten: 



Antoniotti, Pa., Genera alla peronospora e ad altri parassiti: istruzioni pratiche. 



2. ediz. (Supplemento al Bollettino del comizio agrario biellese. 1891. No. 4.) 



8°. 31 pp. Biella (Tip. Chiorino) 1891. 

 Armstrong, L. H., Smut and rast fungus. (Florida Dispatch, Farmer and 



Fruit-Grover, Jacksonville, Fla. Vol. III. 1891. p. 429.) 

 Bjergaard, J. Pedersen, Prevention of rust in cereals. (The American Agri- 



culturist. Vol. L. 1891. p. 136.) 

 Bolle) , H. L., Grain smuts. (Bulletin of Agricultural Experiment Station of 



Fargo, N. Dak. Vol. I. 1891. June.) 

 Butz, George C, Black knot on plums. (Bulletin of Penn. State Agricultural 



Experiment Station. 1890. October. p. 34. With plates.) 

 Cavara, F., Un altro parassita del frumento, la Gibellina cerealis Pass. 8°. 7 pp. 



1 tav. Torino (F. Casanova) 1891. 50 cent. 



Clarli, JollU W., Spraying for codling moth and apple scab, Fusicladium den- 



driticum (Wall.) Fckl. (Bulletin of the Missouri Agricultural Experiment Station. 



Vol. XIII. 1891. p. 6.) 



— — , Black rot of the grape. (1. c.) 



Fairchild, 1). 0., A few common orchard diseases. (Fancier and Farm Herald, 

 Denver, Col. 1891.) 



— — , Diseases of the grape in western New York. (Annual Meeting of the 

 Western New York Horticultural Society, Rochester. 1891. Jan.) 



Eigdor, W., Experimentelle und histologische Studien über die Erscheinung der 

 Verwachsung im Pflanzenreiche. (Sep.-Abdr.) 8°. 24 pp. 2 Tafeln. Leipzig 

 (Freytag in Comm.) 1891. M. 0.90. 



Fletcher, James, Black knot of the grape. (Appendix to Report of Minister 

 of Canadian Agricultural Experimental Farm, Ontario, Canada for 1S89/90.) 



Freda, Pas., Sui rimedi per combattere la peronospora della vite. (.Sep.-Abdr. 

 aus Atti dell'esposizior.e iutt-rnazionale di apparecchi e prodotti anticrittogamici 

 ed iusetticidi. 1891.) 8 U . 24 pp. Roma (Tip. Naziouale, 1891. 



Galloway, B. T., Experiments in the treatment of plant diseases. Part III. 

 (Journal of Mycology. Vol. VII. 1891. 12 pp. With 1 pl.) 



— — , The improved Japy Knapsack Sprayer. (1. c. p. 39. 3 pl.) 



— — , A new Pine leaf rust. (1. c. p. 44.) 



■Ooff, E. S., Bordeaux mixture as a preventive of potato rot. (Rural New Yorker. 



Vol. L. 1891. p. 453.) 

 (Jubernati, Seraflno, Cura contro la peronospora e contro gliiusetti: istruzioni 



pratiche. 8°. 12 pp. Biella (Tip. Amosso) 1891. 

 Bialsted, B. U., Destroy the black knot of plum and cherry trees. An appeal. 



(Bulletin of the Agricultural Experiment Station of New Brunswick, N. J. 



Vol. LXXVIII. 1891. p. 1—14.) 

 , Smut fungi. (Cultivator and Country Gentleman, Albany, N. Y. Vol. LVI. 



1891. p. 491.) 



