000 00642nam a22001697a 4500
003 OSt
005 20171010095526.0
008 121002t xxu||||| |||| 00| 0 eng d
040 _aMMSU
_cULS
100 _aBalicao, Narly D.
_912992
245 _aNitrate level analysis of the groundwater in cropped lands in San Marcelino, Dingras, Ilocos Norte
_cNarly D. Balicao
260 _c2008
300 _axiv, 37 leaves
_c28 cm.
500 _aThesis (BS Environmental Science) -- Mariano Marcos State University-College of Agriculture, Food and Sustainable Development, Batac City
504 _aBibliography: leaves 24-25
942 _2ddc
_cTHEDIS
999 _c9789
_d9789