1. Forage resources of Nigerian rangelands;Agishi,1971
2. Official Methods of Analysis;Association of Official Analytical Chemists,1984
3. Tannin, phytin and oxalate content of some wild under-utilized crop seeds in Nigeria;Balogun;Food Chem.,1980
4. Oxalates;Fasset,1966
5. Chemical composition and nutritive value of browse in tropical West Africa;Le Houerou,1980