@article{d1e6c9d900564ccdb371fb877781a548,
title = "Input and offtake of nitrogen, phosphorus and potassium in cropping systems with potato as a main crop and sugar beet and spring wheat as subsidiary crops.",
keywords = "Beta vulgaris L., Crop rotation, Nitrogen, Phosphorus, Potassium, Soil organic matter, Solanum tuberosum L., Triticum aestivum L.",
author = "J. Vos",
year = "1996",
doi = "10.1016/s1161-0301(96)02013-8",
language = "English",
volume = "5",
pages = "105--114",
journal = "European Journal of Agronomy",
issn = "1161-0301",
publisher = "Elsevier",
}