000 00300nam a2200097Ia 4500
008 140208s9999 xx 000 0 und d
245 _aNitrogen requirement of differnt mentha species in polmenth seqence
_cVijay Kumar Dua
260 _bLudhiana PAU
_aLudhiana
_c1999
300 _a215p.
942 _2udc
_cGB
999 _c29441
_d29441