Encarsia perniciosi
National Institutes of Health
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Prior to the field release of natural enemies in bio-control programs, it is essential to evaluate their efficiency under…
SummarySix different strains ofProspaltella perniciosi have been tested since 1957 with regard to their efficacy as parasites of…
In the lower Murray valley of Australia, the major insect pest of citrus, California red scaleAonidiella aurantii (Maskell), is…
SummaryAn attempt to associate chemical and biological control has been realised in an orchard of apple trees contamined by San…
Attempts were made to reduce populations of San Jose scaleQuadraspidiotus perniciosus (Comstock) by releasing populations of the…
The phenology of the San Jose scale was studied in a heavily-infested almond orchard in northern Greece. It appears that the…
RésuméDans la région d'Heidelberg, infestée par le Pou de San-José, 13,5 millions de parasites (9,5 millions deProspaltella…
RésuméCommencés en 1954, les essais de naturalisation deProspaltella perniciosiTower pour la lutte biologique contre le Pou de…
Dans le dessein d '@rouver la valeur parasitaire prat ique de diff4rentes provenances de l 'entomophage Prospaltella perniciosi…