TY  - BOOK
AU  - Onyuka E. Ayiemba
TI  - Effects of nitrogen and phosphorus on maize (Zea May L) perfomance in phosphorus - deficient and striga..
AV  - THE SB 191 .M2058 
PY  - 2003///
CY  - Egerton
PB  -  Egerton university
KW  - Corn - Kenya -  Siaya District
ER  -