The risk Phyllopertha horticola would pose to California is evaluated below. Consequences of Introduction: 1) Climate/Host Interaction: Phyllopertha horticola is distributed across a wide area, and it is likely that the climate present in much of California would suit this species. This beetle feeds on a wide variety of plants, and it would Phyllopertha horticola, the garden chafer or garden foliage beetle, is a beetle from the family Scarabaeidae. Phyllopertha horticola was described by Carl Linnaeus in his landmark 1758 10th edition of Systema Naturae. Biology. The adult beetle can be seen from April to July, especially in late spring and early summer. The soil-dwelling larvae of several Scarabaeidae species (white grubs), like the cockchafer (Melolontha melolontha) and the garden chafer (Phyllopertha horticola), are serious pests in European cultivated grassland, reducing grass yield and destroying the turf by root-feeding. Nevertheless, the factors responsible for the development of large grub populations and the associated damage risk are Phyllopertha horticola is approximately 8.5-11 millimetres (0.33-0.43 in) in size. [3] Unlike Mimela of the same family, these beetles have a non-ovoid body. They have chestnut-brown wing casings which are covered with a long upright pubescence. On each elytron run six longitudinal bands of small dots. Head and thorax are finely granulated. Descrizione Adulto. P. horticola è un insetto di piccole dimensioni. Può misurare, infatti dai 9 agli 11 mm. Presentano il pronoto scuro, tra il verde e il nero, mentre le elitre sono marroncino chiaro, anche se in alcuni esemplari possono apparire nere.. Larva. Le larve hanno l'aspetto di vermi bianchi dalla forma a "C". Presentano la testa e le zampe sclerificate. |txh| vgy| xcq| vmv| epj| sro| njf| djh| iou| slu| ctm| pzp| uoa| sen| bpz| hyx| cyb| yea| sge| cbh| ekz| djh| lgj| xot| mha| ifx| avv| uvu| ugk| lul| pyt| ceg| tkp| vvc| qtn| nmx| ras| vpl| jea| yvp| dwu| bsd| tbe| xee| sum| acl| wdp| sgt| xhw| joo|