000 00312nam a2200133Ia 4500
008 130223s9999 xx 000 0 und d
245 _aLowveld irrigated wheat
260 _aSalisbury
260 _c1972
300 _a50 p.
440 _aNo. 14; Rhodesia Ministry of A
901 _pS20563
942 _cB
_2udc
999 _c126910
_d126910