Assertion: aphid's host | /r/HasProperty | annual weeds
Facets:
value: usually
type: DEGREE
Source sentences:
text: The primary hosts are usually annual weeds, shrubs or trees.
text: There are two distinctive characteristics in the aphid life cycle: first, seasonal alternation of food plants involving a primary host (typically a perennial) during the winter and a secondary host (an annual) during the summer; second, there is alternation between sexual and asexual cycles, with eggs resulting from sexual mating and living young, usually females, being produced asexually.
text: The primary hosts are usually annual weeds, shrubs or trees.