Une rickettsiose chez le Criquet pèlerin (Schistocerca gregaria Forsk.) C. VagoG. Meynadier Mémoires Originaux Pages: 307 - 310
Sur la résistance deRickettsiella melolonthae Krieg aux antibiotiques B. Hurpin Mémoires Originaux Pages: 311 - 315
A contribution to the biology ofEurytoma curculionum Mayr (Hym., Eurytomidae) J. P. Fisher Mémoires Originaux Pages: 317 - 318
Studies on the sex-ratio and adult emergence ofApanteles tachardiae Cam. in the laboratory culture S. M. Kulkarni Mémoires Originaux Pages: 319 - 321
Some results and prospects of the utilization of beneficial entomophagous insects in the control of insect pests in Georgian SSR (USSR) D. N. Kobakhidze Mémoires Originaux Pages: 323 - 330
A granulosis ofEupsilia transversa Hufn. (Lepidoptera, Noctuidae) in West Norway T. Edland Mémoires Originaux Pages: 331 - 333
Risultati della lotta biologica contro ilDacus oleae Gmel. a mezzo dell'Opius concolor Sz. siculus Mon. S. Monastero Mémoires Originaux Pages: 335 - 338
Effects of an octosporeosis on the locomotor activity of adultPhormia regina (Meigen) (Dipt. Calliphoridae) John Paul Kramer Mémoires Originaux Pages: 339 - 342
L'efficacité d'un mélange deBacillus thuringiensis Berl. et de DDT contreAgrotis ypsilon Rott. (Noctuidae) A. Haenggi Mémoires Originaux Pages: 343 - 348
Action sur le mésentéron dePieris brassicae L. de la toxine de l'inclusion parasporale deBacillus thuringiensis Berliner D. MartouretJ. LhosteA. Roche Mémoires Originaux Pages: 349 - 365
An attempt at the liquidation of a primary center of mass appearance of injurious insect with the application of complex method Witold KoehlerJerzy Burzynski Mémoires Originaux Pages: 367 - 372
Osservazioni sulla biologica dellaProspaltella perniciosi Tow. nella valle Padana Paola Ivancich Gambaro Mémoires Originaux Pages: 373 - 376