infestación es en masa
la hoja completa muere rápidamente.
This scale insect is very common in Puerto Rico. It is usually found
infesting the foliage of the host plants. It is very abundant in the lowlands.
When abundant it causes damages of considerable economic importance. When
the infestation is in mass the entire leaf is soon killed.
Esta queresa es atacada en el campo por la larva y adultos de Scymnillus
nunemacheri Sicard, S. variipennis Sicard and Scymnillodes cyanescens
violaceus Sicard. Las avispas afelínidas, Aphelinus chrysomphali
Mercet y Aspidiotiphagus lounsburyi Berleze & Paoli son efectivas
en el control de esta plaga.
The scale insect is attacked in the field by the larva and adults of
the ladybird beetles; Scymnillus nunemacheri Sicard, S. variipennis Sicard
and Scymnillodes cyanescens violaceus Sicard. The aphelinid wasps, Aphelinus
chrysomphali Mercet and Aspidiotiphagus lounsburyi Berleze & Paoli
are also effective in the control of this pest.
Los siguientes árboles han sido informados como afectados por
este insecto en Puerto Rico.
The following trees have been recorded as affected by this insect in Puerto
Rico:
Annona glabra L. – cayur
Barringtonia speciosa Forst. – coco marino
Cocos nucifera L. – coco
Grevillea robusta A. Cunn. – roble australiano
Mammea americana L. – mamey
Persea americana Mill. – aguacate
Phoenix dactylifera L. – dátil
Psidium guajava L. – guayaba
Terminalia catappa L. – almendra
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