@book{86775565886e4170ba5c48ce02ba6a09,
title = "Progress report of the project Improvement of planttype and biomass productivity of Helianthus tuberosus L. : within the scope of the EC programme {"}Energy from biomass{"}",
keywords = "bio-energie, biomassa, energie, helianthus annuus, plantenveredeling, productiviteit, zonnebloemen, nuttig gebruik, opbrengsten, bioenergy, biomass, energy, helianthus annuus, plant breeding, productivity, sunflowers, utilization, yields",
author = "C.J.T. Spitters and M. Lootsma",
year = "1987",
language = "English",
series = "SVP publicatie",
publisher = "SVP",
number = "nr. 278",
}