Effect of Using Different Tillage Implements on the Yield and Yield Components of Irrigated Alvand Winter Wheat

In this research the effect of four various tillage methods on irrigated winter wheat (Alvand variety) on the yield and its components in the Fereidan region of Isfahan was investigated. Tillage methods included: A- heavy offset disk harrow, seed spreader, light disk harrow and furrower, B- chisel plow, seed spreader, light disk harrow and furrower, C- shovel cultivator, seed spreader, light disk harrow and furrower and D-moldboard plow, light disk harrow, seed spreader, light disk harrow and furrower (conventional tillage)