| 000 | 00456nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 140224s9999 xx 000 0 und d | ||
| 082 | _a016:631.416.11 '81.031.811.6:633 1957/67 K7 | ||
| 245 | _aBibliography on the effect of NH4 on Mg uptage of crops (1967-1957) | ||
| 260 |
_aEngland _bCommonwealth Bureau of Soils _c1968 |
||
| 300 | _a3p. | ||
| 490 | _aCommonwealth Bureau of Soils;No.1270 | ||
| 650 | _aBibliography,Soil science,Magnesium | ||
| 942 | _cBK | ||
| 999 |
_c91858 _d91858 |
||