TY  - BOOK
AU  - Powon, M.P
TI  - Effects of inorganic  fertilizer and farm yard manure on growth, yield and tuber quality of potato (solanum tuberosum L.)
AV  - SB 211 .P8P69  
PY  - 2005///
CY  - Njoro
PB  -  Egerton Univ
KW  - Inorganic  Fertilizer
ER  -