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This article considers the issues of application of solar in agriculture, its performance and perspectives, and also the peculiarities of alternative energy accounting. It describes the composition of the solar battery and a brief description of each component. In this article are given the selection methods of necessary equipment set of solar batteries on the basis of a given need or auxiliary power supply. Offering the method for calculating the efficiency of solar in agriculture with application payback period indicator. DOI: 10.5901/mjss.2014.v5n12p187
Klichova et al. (Sun,) studied this question.