Observations on the Coccidae of Egypt,

Hall, Wilfrid John.

Observations on the Coccidae of Egypt, by W.J. Hall ... - Cairo, Government Press, 1922. - iv, 54 p., 1 l. 3 pl. 28 cm.

agr24000321


Scale insects.
Insects--Egypt.

S341 / .A4 no. 22

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