000 | 00425nam a2200109Ia 4500 | ||
---|---|---|---|
008 | 140205s9999 xx 000 0 und d | ||
100 | _aMombiela, Francisco A | ||
245 | _aEvaluation of fertilizer recommendation methodologies using simulated corn p responses in North Carolina Norfolk-like soils with varying soil p fertility | ||
260 |
_bAgricultural research service _aNorth Carolina _c1980 |
||
300 | _a66 | ||
942 |
_2ddc _cTR |
||
999 |
_c5044 _d5044 |