This is a great technique for lady's-thumb, lamb's-quarters and other weeds that produce dense masses of self-sown seedlings.
(This; is; a great technique for lady's-thumb, lamb's-quarters and other weeds) (other weeds; produce; dense masses of self-sown seedlings)
This other weeds
is produce
a great technique for lady's-thumb, lamb's-quarters and other weeds
dense masses of self-sown seedlings