Proceedings of a Symposium organised by the Dept. of Plant Physiology, University of Groningen and the Institute for Soil Fertility, Haren, The Netherlands, April 9-12, 1985

An international workshop on CO₂ and Biosphere' was held in Wageningen, the Netherlands on 15-19 November 1991 as part of the activities of the CO₂ Commission of the Netherlands Organization for Scientific Research: this volume includes 32 papers presented at the workshop. The CO₂ Commission stimulates and coordinates a broad range of research projects related to the greenhouse effect. This is reflected in the scope of papers presented, ranging from detailed analyses of ecological and physiological effects of atmospheric CO₂ enrichment to...

Rinie Hofstra has been a member of the Department of Plant Physiology, University of Groningen, the Netherlands, for 24 years. The nearer we came to 31 March 1985, her 65th birthday, the more we all realized how we would miss her - not only scientifically, but also socially. She left her mark on both research and teaching, always with an open mind and willing to change. After her PhD Thesis on 'Nitrogen Metabolism in Tomato Plants' she first continued working in that field, but soon started a joint project with the Department of Plant Ecology on hemiparasites. She then became involved in...