Tillage is a fundamental practice of agricultural management
and it is a way of working on the soil either physically, chemically,
mechanically or biologically to create suitable conditions for
seedling germination, establishment and growth (FAO, 1993). It is
a process by which man disturb, overturns and rearrange the soil to
create favourable soil physical condition for crop growth. Tillage
operations loosen, granulate, crush or compact the soil particles
(Ohiri and Ezumah, 1990). Primary tillage implements offer
differential impact on soil loosening (Bowen, 1981) and can alter
soil macro and microporosity, and hydraulic characteristics of the
soil over time.
Tillage is a fundamental practice of agricultural management
and it is a way of working on the soil either physically, chemically,
mechanically or biologically to create suitable conditions for
seedling germination, establishment and growth (FAO, 1993). It is
a process by which man disturb, overturns and rearrange the soil to
create favourable soil physical condition for crop growth. Tillage
operations loosen, granulate, crush or compact the soil particles
(Ohiri and Ezumah, 1990). Primary tillage implements offer
differential impact on soil loosening (Bowen, 1981) and can alter
soil macro and microporosity, and hydraulic characteristics of the
soil over time.
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