The small larvae burrow inside the petiole, causing leaf bases to turn brownish-black, droop, and then drop from the tree.
(leaf bases; to drop; from the tree; T:then) (The small larvae burrow inside the petiole; causing; leaf bases to turn brownish-black, droop, and then drop from the tree) Context(The small larvae burrow inside the petiole causing,List([0, 51))):(leaf bases; to turn; brownish-black, droop)
The small larvae burrow inside the petiole causing,List([0, 51))
leaf bases The small larvae burrow inside the petiole leaf bases
to drop causing to turn
from the tree T:then
leaf bases to turn brownish-black, droop, and then drop from the tree
brownish-black, droop