000 00405nam a2200157Ia 4500
008 170101s1989 xx 000 0 und d
041 _aEnglish
082 _aP630.72D49M
100 _aG DEV
245 0 _aMAXIMUM YEILD RESEARCH
260 _aCANADA
_bPOTASH AND PHOSPHATE INSTITUTE OF CANADA
_c1989
300 _a212
_ePrint
500 _aGIFT
653 _aMAXIMUM YEILD RESEARCH
942 _2ddc
_cBK
999 _c789092
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