Rothamsted long Ashton Broom 's Barn and UINP : report for 1988/ - Hertfordshire : Institute of arable Crops Research, 1988 , - 216p. : ill., col., maps ; 30 cm. - AFRC Institute of Arable Crops Research . Includes staff publications (p.165-183) ISBN: 0955 9051 Subjects--Topical Terms: Agriculture -- Research -- England Dewey Class. No.: AF Q 630.72 INS