000			00375nam a2200133Ia 4500
008			130225s9999 xx 000 0 und d
100			_aNaude, C.P.
245			_aFertilizer and irrigation experiments at the Upington Agricultural Research Stat
260			_aPretoria _c1955
300			_a42 p.
440			_aNo. 359; Union of South Afric
901			_a49541
942			_cB _2udc
999			_c8804 _d8804