Pest insects infesting carrot and other Apiaceous crops /
Collier, Rosemaryauthor.
Great Britain.Agriculture and Horticulture Development Board.
AHDB Horticulture (Great Britain)
Title from caption.
"Field vegetables."
Includes 2 loose sheets in back cover pocket.
"AHDB Horticulture is a part of the Agriculture and Horticulture Development Board (AHDB)"--Back cover.