Authors
Krzysztof Ratajczak
University of Life Sciences in Poznań, Faculty of Horticulture Department of Horticultural Seed Science and Technology Baranowo, Przeźmierowo, Poland
Roman Hołubowicz
University of Life Sciences in Poznań, Faculty of Horticulture Department of Horticultural Seed Science and Technology Baranowo, Przeźmierowo, Poland