394 



KuLEZYCKi (J.). Choroby i szkodniki burak6w cukrowych. [Diseases 

 and pests of sugar-beet.] — Rolnik i Hodowca. [Agriculturist 

 & Stock-breeder], 1914, no. 23, pp. 265-267, no. 24, pp. 279-281. 



Remedies for the following insect pests which are frequently 

 injurious to sugar-beet in Poland are given : Melolontha melolontha 

 (vulgaris), Bothynoderes [Cleonus) punctiventris, Aphis rumicis [papa- 

 veris) and Agriotes lineatus. 



POLOVNIKOV (P.). HtCKOJlbKO CJIOBTj MtpaX^b 6opb6bl CT. MaMCKMIVIl. 

 xpyu^eMl). [A few words on the methods of controlhng Mefo- 

 lontha.]— « hitCHOih }KypHan"b.» [Forestry Journal], Petrograd, 

 1914, xliv, no. 2, pp. 213-216. 



The author considers that the remedies recommended at present 

 against Melolontha in forests, are often not practicable and frequently 

 fail to attain their object. He emphasises the importance of studying 

 the control of this pest by means of fungi and bacteria. 



Pnycrywk do spossbu zucia sreliuika i do zwalerania tejplagi. [On the 



question of the biology of Hylobkis ahietis, L., and the control of 

 it.] — Gazeta Lesna i Mysliwska. [Forestry & Hunting Gazette], 

 1914, no. 5, p. 110. 



Smearing young seedling pines, when planting them out, with a 

 mixture of 5 gals, of milk of lime with 3 quarts of linseed oil, is recom- 

 mended. This should be done twice, in April and July. The laying 

 out of pieces of pine w^ood as traps, has proved more effective than 

 setting up trap poles. 



Chmielewski (Z.). Nowy spos6b tepienia jaj motyli. [A new method 

 of destroying eggs of Lepidoptera.] — Rolnik i Hodowca. [Agricul- 

 turist & Stock-breeder], 1914, no. 23, p. 273. 



4 lb. of Iceland moss {Citaria islandica) are boiled for one hour in 

 20 gallons of water, gradually adding more to maintain a constant 

 volume. With this solution the trees must be carefully sprayed. 



W. S. Labezpiecrenie rozsady kapuAcianej od pelity wiemnej. [The 

 protection of transplanted cabbage from flea-beetles.] Rolnik i 

 Hodowca. [Agriculturist <& Stock-breeder], 1914, no. 21, p. 250. 



Against fiea-beetles, spraying transplanted crops with the following 

 composition is recommended — 5 lb. of tobacco extract, 2| lb. of 

 slacked lime, \\ lb. of copper sulphate and 2| lb. of quassia or 

 decoction, in 250 gals, of water. 



Dementiev (A.). K-b Bonpocy o BHyipeHHeii lepaniM pacieHiM. [On 



the question of the internal therapy of plants.] — HCypHanv 

 OnblTHOH ArpOHOMiM.» [The Journal of Experimental Agronomy], 

 Petrograd, 1914, vol. xv, no. 4. 



The author has carried out experiments on introducing various 

 poisonous solutions into plants through cuts made in the roots, the 

 petioles and leaves for the purpose of controlling pests. Many insects 



