@book{aa089eecda4d4447840ea5604c818412,
title = "Themadag {"}Werkbaarheid en tijdigheid{"}, 13 mei 1987",
keywords = "datum, deformatie, zaaibedbereiding, bodem, grondmechanica, bodemfysica, grondbewerking, belastingskenmerken (grond), date, deformation, seedbed preparation, soil, soil mechanics, soil physics, tillage, bearing characteristics",
author = "Anonymous",
year = "1987",
language = "Nederlands",
series = "Verslag / Proefstation voor de Akkerbouw en de Groenteteelt in de Vollegrond",
publisher = "P.A.G.V.",
number = "nr. 64",
}