TY  - BOOK
AU  - Brady,N.C.
AU  - Sparks,Donald L.
TI  - Advances in agronomy
SN  - 0120007371
PY  - 1984///-
CY  - Orlando
PB  - Academic Press
KW  - Agriculture
KW  - Agronomy
N1  - Editor : vol. 37-40-N. C. Brady, vol. 98-Donald L. Sparks
ER  -