TY - GEN AU - Faegri K, Pijl AU - Vander L TI - Principles of pollination ecology SN - 0-08-021338-3 U1 - 581.166 FAE CY - Newyork, Pergamon Press KW - Pollination ecology/abiotie pollination fertilization plants/pollination angiospems pollination-biotic/apomixis propagation ER -