[Survey 1995, B: Cultivation and varieties of cereals]

avena sativa control de enfermedades crop yield cultivation cultivo cultivos de grano cultivos de invierno cultivos de primavera culture d'hiver culture de printemps danemark denmark dinamarca disease control ensayos de variedades field experimentation grain crops hordeum vulgare paille paja pratique culturale rendement des cultures rendimiento de cultivos secale cereale spring crops straw triticosecale triticum aestivum variedades varieties variety trials winter crops