id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
abc-2510	Denisow, Bozena; Tymoszuk, Karolina; Dmitruk, Marta	Nectar and pollen production of Helianthus tuberosus L. – an exotic plant with invasiveness potential	2019	7	.pdf	application/pdf	6053	377	63	We assume that the UHI environmen- tal conditions (higher temperature, lower humidity) impact- ed on plant species phenotypic traits and impaired the num- ber of developed disc florets and inflorescences. The variability in the nectar amount produced in flowers is quite common and has been report- ed among plant species, plant populations or even among individual flowers (Nicolson and Thornburg 2007, Denis- ow et al. 2014).	cache/abc-2510.pdf	txt/abc-2510.txt