000 | 01155cam a2200289Mu 4500 | ||
---|---|---|---|
020 | _a0909071357 | ||
080 |
_a631.83(063) _bI61P |
||
245 | 1 |
_aProceeding(s) of the International seminar _bThe Role of potassium in crop production _cInternational Potash Institute |
|
260 |
_aPretoria _bInternational Potash Institute _c1980. |
||
906 | 0 | 0 |
_aInternational seminar on the role of potassium in crop production _h1979, November 12-13 _gPretoria |
650 | _aPotassium in crop production | ||
650 | _aFertilizer | ||
500 | _ajointly arranged by International Potash Institute, Bern, Switzerland and The Fertilizer Society of South Africa | ||
100 |
_a _d |
||
300 |
_a135 p _c30 cm _bfig. _ctab. |
||
029 | 0 |
_aCHVBK _b108534286 |
|
035 | _a(OCoLC)636433089 | ||
040 |
_aSzZUIDS _eETHICS-ISBD _bger _cCHVBK _dINARI |
||
049 | _aINAA | ||
700 | 1 | _aVan Rensburg, S.J.J. | |
710 | 2 |
_aInternational Potash Institute (Bern). _lger. |
|
710 | 2 | _aFertilizer Society (South Africa) | |
710 | 2 |
_aInstitut International de la Potasse (Berne). _lfre. |
|
710 | 2 |
_aInternational Potash Institute (Bern). _leng. |
|
901 | 0 | 0 | _a158929 |
901 | _a158929 | ||
999 |
_c82487 _d82487 |