Boolean:	`(bicycle AND helmet) OR (head AND protection)` (always group AND in parenthesis)
Title:	`title:(climate change)`
Author:	`author:("bohr niels" OR "bohr n")` (avoid only full first name)
Phrase:	`"water pump control"` (does not work with wildcards)
Wildcards:	`wom?n pharm*`

Conference paper

Carbon and nitrogen balances in Danish forest and agro ecosystems

In Plant Nutrition. Food Security and Sustainability of Agro-ecosystems Through Basic and Applied Research — 2001, pp. 894-895

Edited by Bürkert, A.; Sattelmacher, B.; Flessa, H.; Goldbach, H.; Olfs, H.-W.; Wittenmayer, L.; Schenk, M.K.; Claassen, N.; Wirén, N. von; Schubert, S.; Schmidhalter, U.; Römheld, V.; Frommer, W.B.; Horst, W.J. ...and 4 more

From

Risø National Laboratory for Sustainable Energy, Technical University of Denmark¹

Abstract

Language:	English
Publisher:	Kluwer Academic Publishers
Year:	2001
Pages:	894-895
Proceedings:	14th International plant nutrition colloquium
Series:	Developments in Plant and Soil Sciences, Vol. 92
ISBN:	030647624X , 030647624x , 0792371054 , 128020110X , 128020110x , 9780306476242 , 9780792371052 and 9781280201103
Types:	Conference paper

Keywords

Planteproduktion og stofomsætning