Columbia subject headings:
Field crops--Diseases and pests--Control--United States.
Fruit--Diseases and pests--Control--United States.
Pesticides--United States--States--Statistics.
Pests--Control--United States.
Pests--Integrated control--United States.
Vegetables--Diseases and pests--Control--United States.
Harvard subject headings:
Field crops--Diseases and pests--Control--United States.
Fruit--Diseases and pests--Control--United States.
Pesticides--United States--States--Statistics.
Pests--Control--United States.
Pests--Integrated control--United States.
Vegetables--Diseases and pests--Control--United States.
Princeton subject headings:
Field crops--Diseases and pests--Control--United States.
Fruit--Diseases and pests--Control--United States.
Pesticides--United States--States--Statistics.
Pests--Control--United States.
Pests--Integrated control--United States.
Statistics.
Vegetables--Diseases and pests--Control--United States.