References
- Bates , L.S. , Waldren , R.P. and Teare , I.D. 1973 . Plant Soil , 39 : 205
- Bernstein , L. , Francois , L.E. and Clark , R.A. 1974 . Agron. J. , 66 : 412
- Chu , T.M. , Aspinall , D. and Paleg , L.G. 1976 . Aust. J. Plant Physiol. , 3 : 219
- Heimer , M.Y. 1973 . Planta , 113 : 279
- Helal , H.M. and Mengel , K. 1979 . Plant Soil , 51 : 457
- Heuer , B. and Plant , Z. 1978 . Physiol. Plant. , 43 : 306
- Jadav , K.L. , Wallihan , E.F. , Sharpless , R.G. and Printy , W.L. 1976 . Agron. J. , 68 : 222
- Janes , B.E. 1966 . Soil Sci. , 101 : 180
- Langdale , G.W. , Thomas , J.R. and Littleton , T.G. 1973 . Agron. J. , 65 : 468
- Lessani , H. and Marschner , H. 1978 . Aust. J. Plant Physiol. , 5 : 27
- Martin , D.F. l972 . Marine Chemistry , (2nd Ed.) , New York : Marcel Dekker, Inc. .
- Miller , G.L. 1959 . Anal. Chem. , 31 : 964
- Pollard , A. and Wyn Jones , R.G. 1979 . Planta , 144 : 291
- Rosen , H. 1957 . Arch. Biochem. Biophys. , 67 : 10
- Rush , D.M. and Epstein , E. 1976 . Plant Physiol. , 57 : 162
- Stewart , G.R. and Lee , J.A. 1974 . Planta , 120 : 279
- Torres , C.B. and Bingham , F.T. 1973 . Soil Sci. Soc. Amer. Proc. , 37 : 711
- Woolley , J.T. , Hicks , G.P. and Hageman , R.M. 1960 . J. Agr. Food Chem. , 8 : 481
- Wyn Jones , R.G. and Storey , R. 1978 . Aust. J. Plant Physiol. , 5 : 817