February, 1920] PATHOLOGY 55 



378. Vuillemin, Paul. Un nouvel Aspergillus brun, Eurotium verrusulosum. [A new 

 brown Aspergillus, Eurotium verruculosum.l Bull. Trimest. Soc. Mycolog. France 34: 70-83. 

 Fig. 1-4, 5-17. 1918. — The author describes Eurotium verruculosum, a new species, isolated 

 from spoiled carrots, to be distinguished from Eurotium echinulaium by not having brown 

 appendages on the surface of the pcrithecia, and not having echinuate ascospores and 

 conidia. — Fred C. Werkenthin. 



379. Vuillemin, Paul. Sur les Mortierella des groupes polycephala et nigrescens. [A 

 discussion of Mortierella polycephala and Mortierella nigrescens.] Bull. Trimest. Soc. Myc - 

 log. France 34: 41-46. Fig. IS. 1918. — The author discusses and describes in detail Morti- 

 erella polycephala and Mortierella nigrescens, using three text figures to illustrate various 

 points in the development of the first mentioned fungus. — Fred C. Werkenthin. 



380. Wakefield, E. M. Fungi exotici. XXIV. Kew Bull. Misc. Inf. 1918:207-210. 

 1918. — The following new species are described: Fomes elegans on living Shorea robusta from 

 India, F. pseudo-ferreus on diseased roots of Hevea brasiliensis from Federated Malay 

 States, Aleurodiscus australiensis from Australia, and the following from Tropical Africa: 

 Puccinia coreopsidis, Eutypella theobromicola, Rosellinia asperata, Septoria coffeae, Hender- 

 sonia protearum, Cercospora latimaculans . — D. Reddick.] 



381. Wakefield, E. M. New and rare British fungi. Kew Bull. Misc. Inf. 1918: 229- 

 233. 1918. — New species are Lepiota nauseosa, Nectria fusco-purpurea, Cercosporella anlir- 

 rhini on living leaves and stems of Antirrhinum, Helminthosporium warpuriae on an injured 

 stem of Warpuria clandestina. — Critical notes and descriptions of the following: Merulius 

 pinastri, Lysurus borealis, Mastigosporium album var. muticum. — D. Reddick. 



352. Waksman, Selman A., and Roland E. Curtis. The occurrence of actinomycetes 

 in the soil. Soil Sci. 6: 309-319. 1918— See Bot. Absts. 2, Entry 1342. 



PATHOLOGY 



Donald Reddick, Editor 



353. Anonymous. The control of pests of fruit trees in gardens and small orchards. 

 Jour. Bd. Agric. [London] 25:41-53. 3 fig. 1918. Also issued as Food Production Leaflet 

 No. 39. 



384. Anonymous. Field experiments, 1918. Jour. Dept. Agric. Ireland 19: 1S0-208. 

 1919— See Bot. Absts. 3, Entry 195. 



385. Anonymous. Analyses of materials sold as insecticides and fungicides. New 

 York Agric. Exp. Sta. [Geneva] Bull. 454. 15 p. 1918. — Chemical analyses of various 

 brands of insecticides and fungicides sold in the state of New York. — F. C. Stewart. 



3S6. Anonymous. Practical hints on potato spraying. Jour. Bd. Agric. [London] 25 : 

 198-203. 191S. Also published as Food Production Leaflet 43.— Prices of vitriol and soda, 

 list of vendors, care and use of spraying machines, formulae, spraying dates for the various 

 counties. — D. Reddick. 



387. Ball, E. D. The potato leafhopper and its relation to the hopperburn. Jour. Econ . 

 Entomol. 12: 149-155. PI. 5, fig. 7. 1919.— Results of study of hopperburn of the potato, 

 Solarium tuberosum induced by the activities of the potato leafhopper, Empoasca mali. For 

 the most part an entomological study and discussion of the disorder, however, discussing 

 its relation to tipburn attributed to excessive transpiration. "I am with the plant patholog- 

 ist in saying that there is no question but what some of the things they called tip-burn in 

 the past were not this, but a large part of it was this." It is thought that the injury is not 



