Authors
Roman Hołubowicz
Department of Seed Science and Technology, Poznań University of Life Sciences, Przeźmierowo, Poland
Maria Morozowska
Departemnt of Botany, Poznań University of Life Sciences, Poznań, Poland
© 2012 Roman Hołubowicz, Maria Morozowska, published by Polish Society for Horticultural Sciences (PSHS)
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.