Journal of FARM SCIENCES, Vol 26, No 2 (2013)

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Laser guided land leveler for precision land development

B. Anuraja, P.S. Kanannavar, P. Balakrishnan, B.T. Pujari, M.B. Hadimani

Abstract


Land development and scientific irrigation assume key role in precision farming. Unevenness of fields leads to inefficient use of irrigation water. The present study was conducted to find the feasibility of tractor operated laser guided land leveler in the research farms of UAS, Raichur. A comparative evaluation of the laser guided land leveler with the existing system of leveling showed that the percentage reduction in standard deviation of reduced level, before and after leveling was 85.7% for laser leveling and 46.79 % for conventional method, which was 38.91% lower than the laser leveling. From the results of contours analysis, it was observed that considerably higher accuracy of grading was obtained when the fields were graded by use of the laser leveler. The field capacity of the laser leveler and cost of operation were 0.072 ha h-1 and ` 781 h-1 and they were 0.104 ha h-1 and ` 617 h-1 for conventional leveler, respectively. The cost of leveling per hectare was 10843 and 5913 ` ha-1 for laser and conventional leveling, respectively.

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