Laserfiche WebLink
• Table 6-3-1 <br />Parameter, Procedure and Reference List <br />for Peabody Central Laboratory, <br />June 1977 <br />Parameter Procedure/Reference <br />pH Determined on a saturated soil paste. USDA <br />Handbook 60, 1969 - Diagnosis and Improvement <br />of Saline and Alkali Soils, Method 21a, p. <br />Conductivity Determined on a 1:2 soil to water extract. <br />USDA Handbook 60, itethod 3c, p. 38. <br />Saturation Percentage USDA Handbook 60, Method 2, p. 34 and I~lethod <br />27b, p. 107. <br />water Soluble Na, Ca, D1g Determined on a saturated paste extract using <br />• AA Analysis. USDA Handbook 60, Method 3a, p. <br />84. <br />SAR Calculated front Na, Ca and 14g values, USDA <br />Handbook 60, p. 26. <br />ESP Calculated from SAR values, USDA Handbook 60, <br />p. 26. <br />Phosphorus Sodium bicarbonate extraction and AA <br /> Analysis, Olsen, et al., 1954 and USDA <br /> Circular 939. <br />Potassium Ammonium Acetate extraction and AA Anal ysis, <br /> Sims, 1973, Laboratory Experiences in Soil <br /> Science, p. 20-22, 41. <br />Nitrate Nitrogenl Phenoldisulfonic Acid method, Methods of Soil <br /> Analysis, ASA Monograph ;9, Part 2, 1965, <br /> Section 84-5.3, p. 1216. <br />Ammonium Nitrogenl 5eniimicro - Kjeldalil method, ASA Mono graph <br /> 4'9, Part 2, 1965, Section 83-7, p. 1171. <br />Particle Size2 Hydrometer method. Bouyoucos, 1962. <br />• Agronomy Journal Volume 54, p. 464-465. <br />Texture Textural Chart. Soil Survey Manual, USDA <br /> Handbook a<18, 1951, p. 207-211. <br />6-3-3 <br />