Study of The Efficiency of The Production Costs of Agricultural Resources for Tillage in Wet Rice Fields in The Village of North Pelawi District of Babalan Langkat

Item Type
Language	English
Keywords
Author	Ido Shinji 井土 愼二
Abstract
Journal or Publication Title	Study of The Efficiency of The Production Costs of Agricultural Resources for Tillage in Wet Rice Fields in The Village of North Pelawi District of Babalan Langkat
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Year	2015
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