TY  - BOOK
AU  - Pierre, W. H.
AU  - Norman, A. G.
TI  - Soil and fertilizer phosphorus in crop nutrition
T2  - Agronomy, a series of monographs
U1  - 631.85 
PY  - 1953///
CY  - New York
PB  - Academic Press
KW  - Plants
KW  - Nutrition
KW  - Phosphorus
KW  - Phosphates
N1  - Includes bibliographical references and index
ER  -