Utilisation pratique de Prospaltella perniciosi Tow.
Subtitle: parasite du pou San José Quadraspidiotus perniciosus Comst.
By: par C. Bénassy, G. Mathys, G. Neuffer, H. Milaire ... [etc.
Contributors: Bénassy, Claude.
Series: Entomophaga. Mémoire hors sér -- no. 4.; Entomophaga -- no. 4.
Publisher: le François]
Published: 1968
Place of publication: Paris
Language: fre
Number of pages: 30
Subjects: San José scale -- Biological control.; Prospaltella perniciosi.
Notes: At head of title: Organisation internationale de lutte biologique. Groupe de travail pou de San José.

Summary in French and English.

Bibliography: p. 28.