TY  - BOOK
AU  - Voorhees, Edward B.
TI  - Fertilizers the sources, character and composition of natural, home-made and manufactured fertilizers, and suggestions as to their use for different crops and conditions
T2  - The rural science series
U1  - 631.8 
PY  - 1917///
CY  - New York
PB  - MacMillan
KW  - Fertilizantes
ER  -