| 000 | 01400nam a22003977a 4500 | ||
|---|---|---|---|
| 001 | G55131 | ||
| 003 | MX-TxCIM | ||
| 008 | 121211s ||||f| 0 p|p||0|| | | ||
| 020 | _a09-161-50895 | ||
| 040 | _aMX-TxCIM | ||
| 041 | 0 | _aEn | |
| 043 | _aUS | ||
| 072 | 0 | _aE20 | |
| 072 | 0 | _aP36 | |
| 082 | 0 | 4 | _a89-011775 |
| 100 | 1 | _aChristensen, D.A. | |
| 110 | 2 | _aNational Symposium on Conservation Systems. Hyatt Regency Chicago, Illinois Center (USA). 14-15 Dec 1987 | |
| 245 | 0 | 0 | _aA computerized technique to analyze the economics of soil and water conservation systems |
| 260 | _c1987 | ||
| 340 | _aPrinted | ||
| 546 | _aEnglish | ||
| 591 | _aNational Symposium on Conservation Systems. Hyatt Regency Chicago, Illinois Center (USA). 14-15 Dec 1987|COMOD | ||
| 595 | _aAC | ||
| 650 | 1 | 0 | _aAnalysis |
| 650 | 1 | 0 |
_aConservation _91054 |
| 650 | 1 | 0 | _aEquipment |
| 650 | 1 | 0 |
_aMethods _91178 |
| 650 | 1 | 0 | _aOrganization, administration and management of agricultural enterpri |
| 650 | 1 | 0 | _aResource conservation |
| 650 | 1 | 0 |
_aSoil conservation _92273 |
| 650 | 1 | 0 |
_aSoil management _91268 |
| 700 | 1 |
_aStierna, J.H., _ecoaut. |
|
| 700 | 1 |
_aUpdegraff, G.E., _ecoaut. |
|
| 773 | 0 |
_tOptimum erosion control at least cost: proceedings of the national symposium on conservation systems. St. Joseph, Mich. (USA). American Society of Agricultural Engineers. 1987. p. 207-216 _n89-011775 |
|
| 942 | _cREP | ||
| 999 |
_c2602 _d2602 |
||