000 00390 a2200145 4500
041 _aEn
080 _bGAY
082 _a333.7
100 _aGayantha M.S
245 _aAn evaluation of phosphorous fertilizer practices adopted in polybag nurseries of hevea brasiliensis
260 _c2010
_g2010
300 _bill
_c30 cm.
_aviii,50 p
650 _aNATURAL RESOURCE MANAGEMENT
942 _cT
999 _c10614
_d12061