1. Studies on soil K;Beckett;J. Soil Sci.,1964a, b
2. Specific adsorption sites for K;Beckett;Soil Sci.,1964c
3. The pool of labile inorganic phosphorus;Beckett;Plant and Soil,1964
4. The stability of Q/I relations;Beckett;Ibid.,1966
5. Determination of K Potentials;Beckett;Trans. 8th Int. Congr. Soil Sci.,1964