| 000 | 00663 a2200193 4500 | ||
|---|---|---|---|
| 999 |
_c49540 _d49540 |
||
| 003 | WUSLLib | ||
| 008 | 161110b xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a631.81 _bSIL |
||
| 100 |
_aDe Silva, M. A. T. _9169 |
||
| 245 | _aMineral nutrition of plants | ||
| 260 |
_aColombo _bNational Science Council _c1980 _g1980 |
||
| 300 |
_avi,54p. _c23cm |
||
| 440 |
_aScience education series No. 1 _9170 |
||
| 650 |
_aAgriculture and related technologies _9171 |
||
| 650 |
_aNutritive principles,complete fertilizers, methods of application _9172 |
||
| 650 |
_aFertilizers,soil conditioners,growth regulators _9173 |
||
| 650 |
_aSpecific techniques _9174 |
||
| 942 |
_cL _2ddc |
||