000 | 00369 a2200133 4500 | ||
---|---|---|---|
100 | 1 | _aCollins, E.R. | |
245 | 1 |
_aSelecting your nitrogen _bSidedressing and topdressing material |
|
260 |
_aRaleigh _c1955 |
||
300 | _a1-11 p. | ||
440 | _aNorth Carolina Agricultural Experiment Station. Circular No. 386 | ||
650 | _aNitrogen | ||
942 |
_2udc _cB |
||
901 | _a45190 | ||
999 |
_c54244 _d54244 |