Effects of application of calcium cyanamide and sawdust-poultry manure in sand dune to the black-root disease of Japanese radish caused by Aphanomyces raphani Kendrick [in Japan]

abonos agentes nocivos agricultural chemicals amendement du sol anatomia anatomie anatomy animal litter asia asie bois rond calcium cyanamide cama (animales) cianamidas control de enfermedades crops cruciferae cultivos cyanamide cyanamide calcique cyanamides desechos desechos de la madera dicotiledoneas dicotyledons disease control diseases dunas dune dunes economic plants enfermedades fungosas engrais engrais organique enmiendas del suelo facteur nuisible fertilizantes nitrogenados fertilizers forest products growing media hortalizas (plantas) injurious factors japan japon madera en rollo medio de cultivo medios de enraizamiento milieu d'enracinement mycose mycoses nitrogen fertilizers organic compounds physiographic features plant anatomy plantas plante plante de culture plante racine plants productos productos forestales products produit produit agrochimique produit forestier racine raphanus raphanus sativus rhoeadales root crops root vegetables rooting media roots roundwood sawdust sciure soil amendments solid wastes storage organs substrat de culture vegetable crops wastes wood residues