00510nam a22001457a 4500003000400000005001700004008004100021040001400062100002700076245009500103260000900198300003100207500009900238504002700337OSt20171010095622.0130204t        xxu||||| |||| 00| 0 eng d  aMMSUcULS  aBalicoco, Richard John  aAntibacterial activity of periwinkle (Vinca rosea L.) leaf extractc Richard John Balicoco  c2004  axviii, 77 leaves c28 cm.   aThesis (BS Biology) -- Mariano Marcos State University-College of Arts & Sciences, Batac City   aBibliography: leaf 40