Contributions to a knowledge of the white flies (Aleurodidae) of Egypt ...
Priesner, Hermann.
Contributions to a knowledge of the white flies (Aleurodidae) of Egypt ... by Prof. Dr. H. Priesner and Mahmoud Hosny ... - Cairo, Government press, 1932- - v. plates (part col.) 28 cm. - Egypt. Ministry of agriculture. Technical and scientific service (Plant protection section) Bulletin no. 121 .
agr32001220
Aleyrodidae--Egypt.
Contributions to a knowledge of the white flies (Aleurodidae) of Egypt ... by Prof. Dr. H. Priesner and Mahmoud Hosny ... - Cairo, Government press, 1932- - v. plates (part col.) 28 cm. - Egypt. Ministry of agriculture. Technical and scientific service (Plant protection section) Bulletin no. 121 .
agr32001220
Aleyrodidae--Egypt.