Evaluation of six cultivars of white yam (Dioscorea rotundata) across three yam-growing areas in southeastern Nigeria

Journal of Agricultural Science

Volumn 127, Issue 4, 1996, Pages 463-468

  Asadu, C L A ^a,c   Akamigbo, F O R ^a   Nweke, F I ^b   Ezumah, H C ^b  

^a UNIVERSITY OF NIGERIA   (Nigeria)

^b INTERNATIONAL INSTITUTE OF TROPICAL AGRICULTURE   (Nigeria)

^c Carolyn House ^*  (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 2342644286     PISSN: 00218596     EISSN: None     Source Type: Journal    
DOI: 10.1017/s0021859600078680     Document Type: Review

References (12)

1. ASADU, C. L. A. (1989). A comparative study and evaluation of yam-zone soils and the performance of six cultivars of white yam (D. rotundata) in southeastern Nigeria. PhD thesis, University of Nigeria, Nsukka.
2. ASADU, C. L. A., AKAMIGBO, F. O. R., EZUMAH, H. C. & NWEKE, F. I. (1990a). The characterization of selected yam-growing soils in southeastern Nigeria. I: Physical and morphological properties. Nigerian Agricultural Journal 24, 55-69.
3. ASADU, C. L. A., AKAMIGBO, F. O R., EZUMAH, H. C. & NWEKE, F. I. (1990b). The characterization of selected yam-growing soils in southeastern Nigeria. II: Chemical and mineralogical properties. Nigerian Agricultural Journal 24, 69-86.
4. BACUSMO, J. A., COLLINS, W. W. & JONES, U. (1988). Comparison of methods of determining stability and adaptation of sweet potato. Theoretical and Applied Genetics 75, 492-497.
5. COURSEY, D. G. (1967). Yams. London: Longman Green Co.
6. FINLAY, K. W. & WILKINSON, G. N. (1963). The analysis of adaptation in a plant-breeding programme Australian Journal of Agricultural Research 14, 742-754.
7. HILDEBRAND, P. E. (1984). Modified stability analysis of farmer managed, on-farm trials. Agronomy Journal 76, 271-274.
8. KAMPRATH, E. J. (1973). Phosphorus. A review of soils research in tropical Latin America (Ed.) P. A. Sanchez, North Carolina Agricultural Experimental Station Technical Bulletin 219, 138-161.
9. KOLI, S. E. (1973). The response of yam (Dioscorea rotundata) to fertilizer application in Northern Ghana. Journal of Agricultural Science, Cambridge 80, 245-249.
10. NWEKE, F. I., UGWU, B. O., ASADU, C. L. A. & AY, P. (1991). Production costs in the yam-based cropping systems of southeastern Nigeria Resource and Crop Management Programme Research Monograph No. 6, Ibadan, Nigeria: International Institute of Tropical Agriculture.
11. OBIGBESAN, G. O. & AGBOOLA, A.A. (1978). Uptake and distribution of nutrients by yams (Dioscorea spp.) in western Nigeria. Experimental Agriculture 14, 349-355.
12. SANCHEZ, P. A. (1976). Properties and Management of Soils in the Tropics. New York: John Wiley and Sons.