000 01294nam a22003857a 4500
001 G55126
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 _a89-011823
100 1 _aStults, H.M.
110 2 _aNational Symposium on Conservation Systems. Hyatt Regency Chicago, Illinois Center (USA). 14-15 Dec 1987
245 0 0 _aEconomics of 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 _aAmerica
650 1 0 _aConservation
_91054
650 1 0 _aControl
650 1 0 _aNorth America
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 _aStohbehn, R.,
_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. 227-235
_n89-011823
942 _cREP
999 _c2597
_d2597