TY  - BOOK
AU  - Gustafson, A.F
TI  - Handbook of Fertilizers
U1  - 631.81  
PY  - 1992///
CY  - New Delhi: 
PB  - Agro Botanical Publishers (India), 
KW  -  Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  -  Fertilizers
ER  -