00557nam a22001457a 4500003000400000005001700004008004100021040001400062100002700076245014200103260000900245300003000254500010000284504002700384OSt20171010095612.0130123t        xxu||||| |||| 00| 0 eng d  aMMSUcULS  aCanonizado, Dennis M.   aThe Effect of organic fertilizer from placenta on the growth and nicotine content of tobacco (Nicotiana tabacum L.)cDennis M. Canonizado  c2004  axvii, 62 leaves c28 cm.   aThesis (BS Biology) -- Mariano Marcos State University-College of Arts & Sciences, Batac City    aBibliography: leaf 23