Works
• Barnes, H.F. 1946a. Gall midges of economic importance. Vol. I: gall midges of root and vegetable crops. Crosby Lockwood & Son Ltd., London. partial list • Barnes, H.F. 1946b. Gall midges of economic importance. Vol. II: gall midges of fodder crops. Crosby Lockwood & Son Ltd., London. • Barnes, H.F. 1948a. Gall midges of economic importance. Vol. III: gall midges of fruit. Crosby Lockwood & Son Ltd., London. • Barnes, H.F. 1948b. Gall midges of economic importance. Vol. IV: gall midges of ornamental plants and shrubs. Crosby Lockwood & Son Ltd., London. • Barnes, H.F. 1949. Gall midges of economic importance. Vol. VI: gall midges of miscellaneous crops. Crosby Lockwood & Son Ltd., London. • Barnes, H.F. 1951. Gall midges of economic importance. Vol. V: gall midges of trees. Crosby Lockwood & Son Ltd., London. • Barnes, H.F. 1956. Gall midges of economic importance. Vol. VII: gall midges of cereal crops. Crosby Lockwood & Son Ltd., London. 261 p. ==References==