000 00281nam a2200121Ia 4500
008 170101s1978 xx 000 0 und d
082 _a630.72 BUR
100 _aBurkett J.
245 0 _aAgricultural Research Index Vol.1
260 _c1978
300 _a528 p.
942 _2ddc
_cB
999 _c728366
_d728366