Topic 560
insects,
plants,
larva,
host,
spread,
parasite,
forest,
observed,
Insects,
produce,
grow,
infested,
birds,
damage,
destructive,
beetle,
considerable,
pest,
injurious,
parasitic,
eat,
silk,
prey,
threads,
spray,
gall,
thread,
pests,
America,
seasons,
noticed,
galls,
caterpillar,
mosquitoes,
carefully,
discovered,
branches,
lice,
larval,
curious,
feeds,
spiders,
mosquito,
collecting,
Insect,
recorded,
cocoons,
stages,
spraying
Volumes with greatest proportion