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020 _a0-87371-024-X
040 _aMX-TxCIM
041 0 _aEn
043 _aUS
072 0 _aF00
072 0 _aF07
082 0 4 _a631.51
_bDIT
245 0 0 _aA systems approach to conservation tillage
260 _aChelsea, MI (USA) :
_bLewis,
_c1985
300 _axvii, 384 pages
340 _aPrinted
490 _aMichigan State University Cooperative Extension Service ;
_vNo. NRM21
500 _aTables, graphs, maps, index p. 371-384
546 _aEnglish
595 _aGBC
650 1 7 _aCrop management
_gAGROVOC
_2
_91061
650 1 7 _aCrop yield
_gAGROVOC
_2
_91066
650 1 7 _aCropping systems
_gAGROVOC
_2
_91068
650 1 0 _aEnvironmental factors
650 1 0 _aEnvironmental policies
650 1 0 _aEquipment
650 1 0 _aErosion control
650 1 0 _aFarmers
_gAGROVOC
_91654
650 1 0 _aHerbicides
_gAGROVOC
_91808
650 1 0 _aInsect control
_91162
650 1 0 _aLosses
650 1 0 _aMachinery
650 1 0 _aMichigan
650 1 0 _aModels
650 1 0 _aOhio
650 1 7 _aPlant diseases
_gAGROVOC
_2
_91206
650 1 0 _aRidging
650 1 0 _91824
_aSoil chemicophysical properties
_gAGROVOC
650 1 0 _aSoil classification
650 1 0 _aSoil conservation
_92273
650 1 0 _aSoil deterioration
650 1 0 _aUSA
650 1 0 _aWater quality
650 1 7 _aWeed control
_gAGROVOC
_2
_91308
650 1 0 _91832
_aTillage
_gAGROVOC
700 1 _aD'Itri, F.M., ,
_eed.
942 _cBK
999 _c50061
_d50061