000 00281nam a2200085Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631:378.6:378.245(492)
_bWAG
245 0 _aDissertation abstracts of the agricultural university, Wageningen the Netherlands, 1918-1968.
942 _cBK
999 _c21109
_d21109