000 | 00378nam a2200121Ia 4500 | ||
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001 | MPKV054841 | ||
008 | 120911s9999 xx 000 0 und d | ||
082 | _a630 | ||
245 |
_aCanadian Journal of Research Vol 26 (A,B,C,D,E,F) _c; |
||
246 | _aCanadian Journal of Research Vol 26 (A,B,C,D,E,F) | ||
260 |
_aCanada _bNational Research Council of Canada _c1948 |
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650 | _aAgronomy | ||
999 |
_c52838 _d52838 |