Abstract:
Labour time requirements for the production of plants in horticulture defied untill to-day all exact calculation.
Labour records are to global and inaccurate.
Therefore time studies were made and time-bricks in different sizes now are disposable for horticultural works
As working-conditions and all other influences for each time-brick is known, each one is reproducible for all purposes.
To calculate the labour time requirement for a special production method under real conditions in a given enterprise, the time formulae method is developed.
Every specific condition in a horticultural enterprise by this method is taken into account.
Each modification in the production methods now can be calculated exactly
A demonstration of the time formulae method is given by calculation of some production methods for Petunia in several horticultural enterprises
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