Étude de l'effet du gaz cyanhydrique (HCN) sur les différents stades évolutifs du pou de San José (Quadraspidiotus perniciosus Comst.) en chambre de fumigation et à pression atmosphérique.
Subtitle: Effect of hydrocyanic acid (HCN) on the different instars of the San José scale (Quadraspidiotus perniciosus Comst.) in fumigation chambers at atmospheric pressure
By: par G. Mathys, E. Mani, et E. Guignard.
Contributors: Mani, E., joint author.; Guignard, E., joint author.
Series: Publications de l'OEPP. Série D, no 12
Publisher: Organisation européenne et méditerranéene pour la protection des plantes
Published: 1969
Place of publication: Paris
Language: fre
Number of pages: 48
Subjects: San José scale -- Control.; Hydrocyanic acid gas.; Fumigation.
Other titles: Effect of hydrocyanic acid (HCN) on the different instars of the San José scale.
Notes: Bibliography: p. [46]
Text in French, summary in English.