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022 _a0116-7847
050 _aJF LB 1028 C4 2002
099 _c3077
_d3077
100 _aDuque, Conmdrado M.
245 _aManagement of phosphorus for sustainable food crop production on acid uplands soils in Mindanao, Philippines
_bpp. 1-37
_cCondrado M. Duque, Rebecca B. Cagmat and Isabelo O. Mugot
500 _aCMU Journal of Science Vol. 10 No. 2 Jy/D, 2002
630 _aACIDIC UPLANDS
630 _aEFFECT OF TREATMENTS ON SOIL Ph
630 _aACID SOILS
_vMANAGEMENT AND UTILIZATION
630 _aAGRICULTURE
630 _aFERTILIZER
942 _cJF
999 _c2708
_d2708