Saddle gall midge
By: edited by Entomology Department, MAFF Harpenden Laboratory.
Contributors: Great Britain. Ministry of Agriculture, Fisheries and Food. Entomology Department.; Agricultural Development and Advisory Service.
Series: Leaflet 657
Publisher: Ministry of Agriculture, Fisheriesand Food
Published: 1979
Place of publication: Pinner
Language: eng
Notes: Head of title page : ADAS.