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- [5] INTERACTIONS OF PH-DEPENDENT AND PERMANENT CHARGES OF CLAYS .3. CALCIUM AND RB ACTIVITIES VERSUS SOYBEAN ROOT UPTAKE FROM BENTONITE AND ILLITE SUSPENSIONS SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1969, 33 (03): : 397 - &
- [6] INTERACTIONS OF PH-DEPENDENT AND PERMANENT CHARGES OF CLAYS .2. CALCIUM AND RB BONDING TO BENTONITE AND ILLITE SUSPENSIONS - CLAY-PHASE RETENTION SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1969, 33 (03): : 392 - +