Diseño de un programa por computador para calcular los costos de la mecanización agrícola por cinco (5) métodos Sicma
Palabras clave:
diseño, programa por computador, costos, mecanización agrícola (es)farm mechanization, costs, depreciation, computer program, information system (en)
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A computer program based on the methodology described by Towsend (1985) was designed. Such methodology considers four (4) steps: Analysis, design, programming, and validation. The program allows to estimate costs per hour in farm mechanization through the following methods:
1. Depreciation in straight line (Valencia y Gonzalez, 1973).
2. Modified method of depreciation in straight line (Reyes, 1985).
3. Depreciation by digits addition (Alvarez, 1985).
4.Depreciation by digits addition (Basto, 1985).
5.Depreciation by the balance-decreasing system (Bowers, 1977).
Alfa numerical and numerical input and output data with its variables, according to characterization in each one of the cost calculating methods were defined in order to comform the information system. Subsystems were defined, based on each method, establishing the possible relationships between the various systems with the purpose of sharing information. The information system was fed to the computer when the programming was carried out. Then, database was established, to obtain the different reports for comparing them with those processed by hand, Thus, modifications and adjustments permiting the proper working of the program were carried out.
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