00263nam a22001097a 4500003000400000008004100004082001900045100001200064245005100076260001800127300000800145OSt240215b        |||||||| |||| 00| 0 eng d  aR631.521bF60T  aF. A. O  aTechnical guideline for maize seed technology   FF. A. Oc1982  a192