000 00336nam a2200133Ia 4500
005 20260224041002.0
008 260224s9999||||xx |||||||||||||| ||und||
082 _a633.11 CEN
100 _aCEN. D.A.
245 0 _aProgressive wheat production
260 _aGeneva : Centre d'étude de l'azote,
_c1960
300 _a338
942 _cBK
999 _c3843
_d3843