References
- Chino , M. , Goto , S. , Kumazawa , K. , Owa , N. , Yoshioka , O. , Takechi , N. , Inanaga , S. , Inou , H. , De Long , C. and Youssef , R.A. 1992 . Behavior of zinc and copper with long‐term application of sewage sludge . J. Soil Sci. Plant Nutr. , 38 (1) : 159 – 167 .
- Clark , R.B. , Pier , P.A. , Knudsen , D. and Marranvile , J.W. 1981 . Effect of trace element deficiencies and excess on mineral elements on sorghum . J. Plant Nutr. , 3 : 357 – 373 .
- Kinzel , H. 1989 . Calcium in the vacuoles and cell walls of plant tissue. Forms of deposition and physiological and ecological significance . Floriculture , 182 : 99 – 125 .
- Knudsen , D. , Clark , R.B. and Denning , J.L. 1981 . Plant analysis of trace elements by X‐ray . J. Plant Nutr. , 3 : 61 – 75 .
- Miah , M.Y. 1997 . Potassium status in sludge treated soil , Tokyo, , Japan : Faculty of Agricultural and Life Sciences, The University of Tokyo . Ph.D. dissertation
- Nakanishi , T. and Matsumoto , S. 1992 . Element distribution in barley leaf during development stage . Radioisotopes , 41 : 64 – 70 .
- Norris , K. and Hutton , J.T. 1977 . Plant analyses by X‐ray Spectrometry . X‐Ray Spectrometry , 16 (1) : 6 – 11 .
- Corresponding author (e‐mail address: [email protected]).