author: international commission on irrigation and drainage

Irrigation and Salinity: A World-wide Survey

... solutions of higher concen- trations will compress the diffuse double layer ... packet structure ( 71 ) . In a mixed Na / Ca system , theory and measure ... saturated montmorillone system consists of packets of 4-9 clay platelets each , a ...

Progrès Des Techniques D'alimentation Des Nappes D'eau Souterraines en Vue de Préserver Les Excédents de Débit Des Rivières

... Pyle pointed out that the subject is discussed for the Santa Clara valley in the paper . The rate of subsidence has been very negligible . It was noticed at one period that when the basin was dewatered , the subsidence appeared again ...

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