Japanese Journal of Farm Work Research
Online ISSN : 1883-2261
Print ISSN : 0389-1763
ISSN-L : 0389-1763
On the Time Study of Rice-planting Work by Hand
Yoshio KOBAYASHIShinsaku MIZUTANI
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1968 Volume 1968 Issue 5 Pages 61-68

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© Japanese Society of Farm Work Research
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