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Preliminary note on the subsoil water in lower Egypt and its bearing on the reported deterioration of the cotton crop / by H.T. Ferrar ; Presented to the Cotton commission.
- 551.490962 F374
- Ferrar, Hartley Travers.
- National Printing Department,
- 1910.
- Cairo :
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The effect of water on the cultivation of cotton : Experiments made during 1911 / by H.T. Ferrar and H.E. Hurst.
- 633.51 F374
- Ferrar, Hartley Travers.
- Government Press,
- 1912.
- Cairo :