000 | 00409 am a2200121 a 4500 | ||
---|---|---|---|
100 | 1 | _aStead, A. | |
245 | 1 | _aSome experiments on the solubility of Saldanha and Grahamstown phosphate in the soil | |
260 |
_aPretoria _c1925 |
||
300 | _a1-15 p. | ||
942 |
_2udc _cB |
||
440 | _aExperiments, Solubility, Phosphate Union of South Africa Department of Agriculture. Science Bulletin No. 36 | ||
901 | _aS54865 | ||
999 |
_c113059 _d113059 |