Irrigation water management training manual
Food and Agriculture Organization of the United Nations
W. Bart Snellen
Food and Agriculture Organization of the United Nations 1996 Irrigation water management training manual no. 10
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based on the joint work of H.P. Ritzema, R.A.L. Kselik, and Fernando Chanduvi
Food and Agriculture Organization of the United Nations 1996 Irrigation water management training manual no. 9
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