Influence of some elements of technology on the quality of spring barley variety Fink

abonos nitrogenados application rates brewing industry contenido proteico cultivos de primavera culture de printemps date de semis dose d'application dosis de siembra espacement espaciamiento fecha de siembra grain granos hordeum vulgare industrie brassicole nitrogen fertilizers protein content sowing date sowing rates spacing spring crops variedades varieties