Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author="Boonman, Daniël C.M." or (type any "bookEditor issueEditor" and editor="Boonman, Daniël C... Add to list PhD Thesis Theoretische analyse van enkele factoren die de moderne graanoogst beïnvloeden. Daniël C.M. Boonman (1972)