Phytosanitary evaluation of a cereal-and-legume mixture forecrop for the cultivation of spring barley

• Published in: Acta Scientiarum Polonorum. Agricultura no. 4
• Main Authors: Kurowski, T.P., E-mail: kurowski@uwm.edu.pl, Wanic, M, Nowicki, J, Kostrzewska, M, Sargalski, D. (Uniwersytet Warminsko-Mazurski, Olsztyn (Poland). Katedra Fitopatologii i Entomologii)
• Format: Journal Article
• Language: Polish
• Published: 2005
• Subjects: Alternative methods; Barley; Cebada; Cereal crops; Control de enfermedades; Contrôle de maladies; Crop rotation; Cropping systems; Cultivo mixto; Cultivos de cereales; Culture en mélange; Disease control; Experimentación en campo; Expérimentation au champ; Field experimentation; Hordeum vulgare; Mixed cropping; Méthode alternative; Métodos alternativos; Orge; Pisum sativum; Plante céréalière; Rotación de cultivos; Rotation culturale; Sistemas de cultivo; Système de culture
• ISSN: 1644-0625; 1644-0625

The field experiment was to evaluate the phytosanitary value of a spring barley and field pea mixture as a forecrop for the cultivation of spring barley. It was shown that, as compared with the other forecrops (potato, field pea and spring barley), the experimental mixture reduced the incidence of barley leaf net blotch (Helminthosporium teres) in barley cultivated the following year, yet it stimulated plant infections by pathogens causing stem base diseases (Fusarium spp. and oth.) and by powdery mildew (Erysiphe graminis). The reduction in barley leaf net blotch (Helminthosporium teres) was most clearly seen in barley cultivated after barley. The field pea reduced infections of the stem base caused mainly by Fusarium spp. From the phytosanitary point of view, the cereal-and-legume mixture was a better forecrop for barley than barley in pure stand