Assessing successive leaf yield performance of dual-purpose cowpea ( Vigna unguiculata) to decrease seasonal shortage of nutrients in resour ce-poor small-scale households of Tanzania and Uganda /
by Severin P olreich.
- Gottingen : Cuvillier Verlag 2010.
- x, 140 p.: ill.; 21 cm.
Dissertation submitted for the degree of Doctor of Agricultural Scie nces of the Faculty of Agricultural Sciences, Georg-August-University G ottingen, Germany.
Dissertation (Doctoral) - Georg-August-University Gottingen, German y, 2010.