These are the most frequently used words in this book.
100
1985
1988
1989
1990
1991
1992
acid
action
active
activity
against
agric
al
although
american
analogs
animals
antibiotics
application
assay
biol
biological
ch3
chem
chemical
ci
compounds
control
corresponding
crop
development
due
ed
effective
effects
entomol
esters
et
example
field
figure
first
food
found
good
group
growth
high
ho
housefly
however
important
insect
insecticidal
insecticides
isolated
isomer
ivermectin
jh
juvenoids
larvae
less
low
may
methoprene
mites
natural
new
number
oh
pest
pestic
plant
products
pyrethroids
rats
related
reported
resistance
results
ring
sci
series
several
show
shown
society
species
structure
studies
synthesis
table
toxicity
treatment
two
type
use
used
work