L' Utilisation pratique de Prospaltella perniciosi Tow., 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 série ;; 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: Summary in French and English.
Bibliography: p. 28.
At head of title: Organisation internationale de lutte biologique.  Groupe de travail pou de San José.
Illustrated cover.