Gall midges of economic importance
Barnes, H.F.
Gall midges of economic importance by H.F. Barnes and forewarded by A. Roebuck - London 1949 - 229 p. & 14 pls.
Vol. VI : Gall midges of miscellaneous crops
Gall Midges
Crops
595.7:632.77 / B 261 G
Gall midges of economic importance by H.F. Barnes and forewarded by A. Roebuck - London 1949 - 229 p. & 14 pls.
Vol. VI : Gall midges of miscellaneous crops
Gall Midges
Crops
595.7:632.77 / B 261 G