000 | 00387nam a2200121Ia 4500 | ||
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001 | MPKV060920 | ||
008 | 120911s9999 xx 000 0 und d | ||
082 | _a631.3 | ||
245 |
_aAgricultural Engineering Vol.57 No.1-12 _c; |
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246 | _aAgricultural Engineering Vol.57 No.1-12 | ||
260 |
_aUSA _bAmerican society of agri engineering,St.Josaeph _c1976 |
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650 | _aAgricultural Engineering | ||
999 |
_c58906 _d58906 |