TY  - BOOK
AU  - Charles S Wortmann and Keith Sones (ed)
TI  - Fertilizer use optimization in sub-Saharan Africa
SN  - 9781786392046
AV  - S 599.5 .F47 2017
PY  - 2017///
CY  - Nairobi
PB  - CABI
KW  - Fertilizer
KW  - Application rate
ER  -