@book{9405a4670fba4a8cb9e89153a24b984b,
title = "Factors influencing the occurrence of clubroot in semi - resistant populations of Brassica oleracea L",
keywords = "brassica oleracea, koolsoorten, plantenziekten, afwijkingen, planten, plantenziektekunde, plantenplagen, gewasbescherming, brassica oleracea, cabbages, plant diseases, plant disorders, plant pathology, plant pests, plant protection",
author = "M. Nieuwhof and D. Wiering",
note = "Overdr.: Euphytica, 12(1963)270-276",
year = "1964",
language = "English",
series = "Mededeling / Instituut voor de veredeling van tuinbouwgewassen, Wageningen",
number = "no. 209",
}