Pests & Diseases
Roots: Symphylids (Hanseniella sp.), Mealybugs (Dysmicoccus brevipes), and Nematodes (Meloidogyne spp, Pratylenchus spp.)
Fruits: Mealybugs (Dysmicoccus brevipes),
Stem - Phytophthora heart rot (Phytophthora parasitica, P. cinamoni)
Harvested fruits: Black spot caused by two fungi, Penicillium funiculosum and Fusariummoniliforme, Mealybugs (Dysmicoccus brevipes).
The main cause of post-harvest deterioration of fruits is the fungus Ceratocystis (Thielaviopsis paradoxa), responsible for black rot (or soft rot). It enters via injuries to the fruit (caused by impacts during harvesting) and also by the cut section of the peduncle.
Pest Free areas
Generally, Phytophthora rot and nematodes may be absent on new lands being used in planting pineapple for the first time.