Signoret mistakenly attributed the authorship of lecanium oleae to bernard in 1896. Saissetia oleae olivier, the mediterranean black scale. A survey of black scale, saissetia oleae hom coccidae. There are at least four described species in saissetia. Coccus oleae, lecanium oleae, coccus palmae, coccus testudo, chermes oleae, lecanium testudo, lecanium palmae, bernardia oleae, neobernardia oleae, lecanium oleae testudo, saissetia obae, parasaissetia oleae. Nine primary and six secondary parasitoid species were identified. This is the first report of this scale insect in brazil and s. A cochonilhapreta, saissetia oleae olivier hemiptera.
Saissetia crassum ali, 1971 saisettia nigra esaki, 1940 saissetia nigra balachowsky, 1939 saissetia cuniformis compere, 1939 lecanium nigrum balachowsky, 1939 saissetia nigrum ramakrishna ayyar, 1930 lecanium crassum green, 1930 saissetia nigra hall, 1922 saissetia perseae brain, 1920 lecanium. For this reason, separation characters are provided to distinguish s. Coccidae was collected on leaves and stems of mahogany seedlings, swietenia macrophylla king meliaceae, produced under greenhouse conditions in brasilia, federal district, brazil. Olive trees important economically attack by many harmful pests. Its presence in morocco was first recorded by smirnoff in 1956 smirnoff, 1956. Saissetia oleae, the mediterranean black scale, is one of the most important pests of olive and citrus trees. Population density decreased for several months, especially during the summer, because ofhigh mortality of first instar scales, tena1. The objective of this study is to decrease the amount of insecticide using nanomaterials. Saissetia coffeae is tropicopolitan and polyphagous and is a well known pest of coffee, ornamental shrubs and greenhouse plants. Pullus mediterraneus appears to be a particularly effective polyphagous predator of saissetia oleae bern. Parasitoids associated with the black scale saissetia. From 308 collections of black scaleinfested citrus, olive, and oleander twigs from 19 sites in southern california, 1,610 specimens were collected. Effect of chitosan and nanochitosan on saissetia oleae. The genus saissetia has 47 described species in the world, four of them in mexico s.
Saissetia oleae populations exhibited considerable abundance fluctuations during the year. A survey of black scalesaissetia oleae olivier parasitoids present in southern california was conducted between september 1987 and september 1989. Cochinilla del olivo saissetia oleae, danos, ciclo y. Saissetia coffeae an overview sciencedirect topics. However, todate it has only been recorded as an occasional pest of the olive in israel and south america rosen et al. Saissetia is a genus of soft scale insects in the family coccidae. Saissetia coffeae walker, 1852 preferred common name. Saissetia oleae bernard was considered to be the only black scale in the united states until 1969.
1205 1136 1316 407 1156 307 1134 161 1060 975 1581 838 1090 332 953 426 268 143 765 571 1179 56 1374 648 107 1551 12 995 1347 87 878 951 734 760 268 205 1359 540 1192