S. K. Sebastiani

RESPONSE OF SWEETPOTATO (IPOMOEA BATATAS) TO APPLICATION OF NITROGEN AND PHOSPHORUS FERTILIZERS IN THE NORTHERN HIGHLANDS OF TANZANIA

T. Ndondi, S. K. Sebastiani, A. Mgonja, 2006 .

Agronomic and economic benefits of sweetpotato (Ipomoea batatas) response to application of nitrogen and phosphorus fertilizer in the Northern highlands of Tanzania.

K. Z. Ahmed, T. Ndondi, S. K. Sebastiani, 2007 .