| 000 | 01103nam a22003497a 4500 | ||
|---|---|---|---|
| 001 | G52659 | ||
| 003 | MX-TxCIM | ||
| 008 | 121211s ||||f|m||||||| || | | | ||
| 040 | _aMX-TxCIM | ||
| 041 | 0 | _aEs | |
| 043 | _aGT | ||
| 072 | 0 | _aH60 | |
| 090 | _aLook under author name | ||
| 100 | 1 | _aLavarreda Calderon, J.W. | |
| 245 | 0 | 0 | _aDeterminacion de dosis optimas agro-economicas de herbicidas en el agro-ecosistema de trigo (Triticum aestivum, L.) de acuerdo a la textura del suelo, en el valle de Quetzaltenango, Guatemala, 1989 |
| 260 |
_aCiudad de Guatemala (Guatemala) : _bUniversidad de San Carlos de Guatemala, _c1990 |
||
| 300 | _a48 pages | ||
| 340 | _aPrinted | ||
| 500 | _aThesis (B. Sc.) Ciencias Agricolas | ||
| 546 | _aSpanish | ||
| 595 | _aTC | ||
| 650 | 1 | 0 |
_aApplication rates _91012 |
| 650 | 1 | 0 | _aGuatemala |
| 650 | 1 | 0 |
_aHerbicides _gAGROVOC _91808 |
| 650 | 1 | 0 |
_aMethods _91178 |
| 650 | 1 | 0 | _aSandy soils |
| 650 | 1 | 0 | _aSoil texture |
| 650 | 1 | 7 |
_aWeed control _gAGROVOC _2 _91308 |
| 650 | 1 | 0 |
_91296 _aTriticum aestivum _gAGROVOC |
| 650 | 1 | 7 |
_aWheat _gAGROVOC _2 _91310 |
| 942 | _cTH | ||
| 999 |
_c38517 _d38517 |
||