Bermudagrass turf response to fertility and cultural practices / Robert N. Carrow, B.J. Johnson. -- Athens : University of Georgia, 1992. -- 28 s. -- (Research Bulletin Nr. 407). -- obr., tab. -- ISSN 0072-128X. prstnatec obyčajný * Cynodon dactylon * trávniky * hnojenie tráv