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THE MANAGEMENT OF MECHANIZED OPERATIONS
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action adjustment agricultural angle attachment auger bearings better blades bottom capacity cause Check clearance clutch combine cost cover crop cultivator cutter cutter-bar cylinder depends depth designed direction disk draft drill drive edge equipment farm feed fertilizer field Figure force frame front furrow gang give grain ground guard harrow harvesting hitch hopper important inches increase keep knife land length less lift lower machine material mechanism method moldboard mounted move mower openers operation planter planting plate plow position possible pressure pull raise rake rear reduce reel removed repair replaced rolls rotary seed selected shaft shows side silage soil spacing speed spring standard surface teeth tillage tiller tooth tractor trailing trash turning unit usually vertical wear weight wheel width windrow