| 000 | 00765nam a22002777a 4500 | ||
|---|---|---|---|
| 001 | G2641 | ||
| 003 | MX-TxCIM | ||
| 005 | 20211006074633.0 | ||
| 008 | 121211s ||||f| 0 p|p||0|| | | ||
| 040 | _aMX-TxCIM | ||
| 041 | 0 | _aEs | |
| 072 | 0 | _aF40 | |
| 090 | _aREP-2628 | ||
| 245 | 0 | 0 | _aSeminario y excursion Analisis de los Agroecosistemas de Mexico, 2 Chapingo, Mexico; 16-20 Jun. y El Bajio, Guanajuato; 21-25 Jul. 1979. Resumenes |
| 260 |
_aMontecillo, Tex. (Mexico) : _bColegio de Postgraduados, _c1979 |
||
| 300 | _a77 pages | ||
| 340 | _aPrinted | ||
| 546 | _aSpanish | ||
| 591 | _aCHAPINGO | ||
| 595 | _aRPC | ||
| 650 | 1 | 7 |
_aCropping systems _gAGROVOC _2 _91068 |
| 650 | 1 | 0 | _aEcosystems |
| 650 | 1 | 0 | _aMexico |
| 650 | 1 | 0 | _aProduction factors |
| 942 | _cBK | ||
| 999 |
_c31006 _d31006 |
||