Assertion: gypsy moth | /r/HasProperty | serious pest of trees
Facets:
value: by 1898
type: TEMPORAL
value: normally
type: DEGREE
Source sentences:
text: It can be a serious pest of trees and a nuisance due to the irritating hairs on its body and the copious amount of excrement (frass) that it produces in high population years.
text: The gypsy moth was considered a serious pest and attempts were underway to eradicate it (ultimately these were unsuccessful).
text: Gypsy Moth is just one of many forest pests that are moved to un-infested forests by humans moving firewood.
text: The gypsy moth, Lymantria dispar (Linnaeus), is normally considered a forest pest.
text: By 1898 gypsy moth was considered a serious forest pest (Howard, 1898).