TY  - BK
AU  - Mombiela,Francisco A.
TI  - Evaluation of fertilizer recommendation methodologies using simulated corn P responses in North Carolina Norfolk-like soils with varying soil P fertility
U1  - 82-754373 
PY  - 1980///
CY  - Raleigh, NC (USA)
PB  - North Carolina Agricultural Research Service, 
KW  - Fertilizers
KW  - AGROVOC
KW  - Maize
KW  - North carolina
KW  - Phosphate fertilizers
KW  - Zea mays
KW  - Soil fertility
N1  - ill. Bibliography: p. 50-52
ER  -