Studies on the Productivity and Work System of Roughage Production II. Comparison of the working efficiency on the some kinds of systems of green-corn culture

Japanese Journal of Farm Work Research

Online ISSN : 1883-2261
Print ISSN : 0389-1763
ISSN-L : 0389-1763

Studies on the Productivity and Work System of Roughage Production

II. Comparison of the working efficiency on the some kinds of systems of green-corn culture

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1987 Volume 22 Issue 1 Pages 8-15

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