title: Ley--arable rotation versus permanent arable land and permanent grassland: productivity and N-use.
authors.affiliation: Universiteit Gent, Department of Plant Production Coupure Links 653, 9000 Gent, Belgium. Frank.nevens@rug.ac.be
authors.forename: F
authors.initials: F
authors.lastname: Nevens
authors.forename: D
authors.initials: D
authors.lastname: Reheul
mesh_terms: D000383:Agriculture / Q000379:methods*; D027461:Beta vulgaris / Q000254:growth & development / Q000378:metabolism; D018556:Crops, Agricultural / Q000254:growth & development / Q000378:metabolism; D004305:Dose-Response Relationship, Drug; D005308:Fertilizers / Q000009:adverse effects / Q000191:economics; D009584:Nitrogen / Q000008:administration & dosage* / Q000032:analysis* / Q000378:metabolism; D006109:Poaceae / Q000254:growth & development / Q000378:metabolism; D012820:Silage; D012987:Soil / Q000032:analysis*; D031307:Vicia faba / Q000254:growth & development / Q000378:metabolism; D003313:Zea mays / Q000254:growth & development / Q000378:metabolism
chemical_list: D005308:Fertilizers; D012987:Soil; D009584:Nitrogen