@article{bfc55c3a34d4483a96b4cad70a586cab,
title = "Nitrogen cycling in plant species differing in shoot/root reduction of nitrate.",
keywords = "maize (Zea mays L.), nitrogen nitrate reductase, pea (Pisum sativum L.), sunflower (Helianthus annuus, L.), Whole-plant cycling, xylem sap",
author = "{van Beusichem}, M.L. and J.A. Nelemans and M.G.J. Hinnen",
year = "1987",
language = "English",
volume = "10",
pages = "1723--1731",
journal = "Journal of Plant Nutrition",
issn = "0190-4167",
publisher = "Taylor & Francis",
}