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Amazon| Tolerance of crops to exchangeable sodium (Agriculture information bulletin) (Book) Agricultural Research Service, U.S. Dept. of Agriculture | |
| Predicting exchangeable sodium ratios in irrigated tropical oxisols (HAES Journa… (Book) | |
| Relation of soil pH in salt solutions to exchangeable sodium percentages (Resear… (Book) Agricultural Experiment Station, New Mexico College of Agriculture and Mechanic Arts | |
| Mobilization of non-exchangeable potassium and sodium in a calcareous soil durin… (Book) | |
| Predicting exchangeable sodium ratios in irrigated tropical vertisols (Hawaii Ag… (Book) [s.n.] | |
| A statistical study of the relation between pH and the exchangeable-sodium-perce… (Book) U.S. Dept. of Agriculture, Division of Soil Management and Irrigation, Regional Salinity and Rubidoux Laboratories | |
| Relation between exchangeable sodium and soluble carbonate in soil, (Book) Editing and Publication |