Evaluation of euf‐potassium quotient as a measure of potassium buffering capacity of illite‐dominant soils under intensive cropping

References

• Brar , M.S. and Sekhon , G.S. 1986 . Desorption of potassium from five soils of North India using electro‐ultra filtration . J. Soil Sci. , 37 : 405 – 411 .
   Web of Science ®Google Scholar
• Hanway , J.J. and Heidel , H. 1952 . Soil Analysis Methods as Used in Iowa State College Soil Testing Laboratory . Iowa Agric. , 57 : 1 – 13 .
   Google Scholar
• Jackson , M.L. 1973 . Soil Chemical Analysis , New Delhi , , India : Prentice‐Hall of India, Pvt. Ltd. .
   Google Scholar
• Nemeth , K. Potassium in Soil . Proceedings 9th Colloquium International Potash Institute . Landshut , FRG. The determination of desorption and solubility rates of nutrients in the soil by means of electro‐ultra filtration (EUF) , pp. 171 – 180 .
   Google Scholar
• Nemeth , K. Electro‐utlra filtration with varying voltage and temperature during the extraction process . Proceedings Institute Symposium on Application of EUF in Agricultural Production . Budapest , Hungary. pp. 17 – 56 .
   Google Scholar
• Nemeth , K. 1982 . Electro‐ultrafiltration of aqueous soil suspension with simultaneously varying temperature and voltage . Plant and Soil , 64 : 7 – 23 .
   Web of Science ®Google Scholar
• Nemeth , K. 1985 . Recent advances in EUF research (1980–83) . Plant and Soil , 83 : 1 – 19 .
   Web of Science ®Google Scholar
• Ramanathan , K.M. and Nemeth , K. 1982 . EUF‐K as measure of K availability index for Tamil Nadu soils (India) . Plant and Soil , 64 : 95 – 105 .
   Web of Science ®Google Scholar
• Simonis , A.D. and Nemeth , K. 1985 . Comparative study on EUF and other methods of soil analysis for determination of available potassium in soils from Northern Greece . Plant and Soil. , 83 : 93 – 106 .
   Web of Science ®Google Scholar
• Schulte , E.E. and Corey , R.B. 1965 . Extraction of potassium from soils with sodium tetraphenyl boron . Soil Sci. Soc. Amer. Proc. , 29 : 33 – 35 .
   Google Scholar
• Wiklicky , L. 1982 . Application of the EUF procedure in sugarbeet cultivation . Plant and Soil. , 64 : 115 – 127 .
   Web of Science ®Google Scholar
• Wood , L.K. and De Turk , E.E. 1940 . The absorption of potassium in soils in non‐replaceable forms . Soil Sci. Soc. Amer. Proc. , 5 : 152 – 161 .
   Google Scholar
• Yoshida , S. , Farmo , D.A. , Cock , J.H. and Gomez , K.A. 1976 . Laboratory Manual for Physiological Studies of Rice , Manila , , Phillippines : IRRI .
   Google Scholar
• Work conducted at Division of Soil Science and Agricultural Chemistry, Indian Agricultural Research Institute, New Delhi‐110 012, India.
   Google Scholar