000 00449nam a2200169Ia 4500
008 170101s1979 xx 000 0 und d
082 _a633.18 M27C
100 _aMAHADEVAPPA, M
245 0 _aContribution of varietal tolerance for problem soils to yield stability in rice
260 _bManila
_c1979
300 _a15p
440 _aIRRI Research paper series, no 43
650 _aRICE
653 _aRICE
653 _aSOILS
942 _2ddc
_cB
999 _c78258
_d78258