Unamma, R. P. A.    

Firstname:R. P. A. 
Surname:Unamma 
Email: 
Institute:Michael Okpara University of Agriculture, Umudike, Nigeria 
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7 publications (0 read)





Publications as Author



2007

Adoption of yam minisett technology by women farmers in Abia State, Nigeria, Ironkwe, A., Asiedu, R. and Unamma, R. P. A., in: Journal Of Agriculture and Social Research, volume 7, number 2, pages 95-105, ISSN 1595-7470, 2007.
 

2006

Involvement of women farmers in seed yam production in Abia state, Nigeria, Ironkwe, A., Unamma, R. P. A. and Asiedu, R., in: Repositioning agriculture for sustainable millennium development goals in Nigeria: proceedings of the 40th annual conference of the Agricultural Society of Nigeria held at the National Root Crops Research Institute, Umudike, Abia State, 16-20 October, pages 610-614, Agricultural Society of Nigeria, 2006.
 

1989

Effect of fertilizer and time of introduction of cassava or maize on productivity of yam and cassava-based intercrops in a humid ultisol, Ikeorgu, J.*, Unamma, R. P. A. and Ezumah, H. C., pages 36-41, International Institute of Tropical Agriculture (IITA), 1989.
 
Effects of tropical weeds on yield in white yam (Dioscorea rotundata Poir), Unamma, R. P. A. and Akobundu, I., in: Weed Research, volume 29, number 1, pages 1-6, ISSN 0043-1737, 1989.
 
Evaluation of the productivity of cassava-yam-maize intercrop in the rainforest zone of Nigeria, Unamma, R. P. A., Udealor, A., Ezulike, T. O., Orkwor, G. C., Ene, L. S. O., Ikeorgu, J.* and Ezumah, H. C., pages 47-56, International Institute of Tropical Agriculture (IITA), 1989.
 

1981

An assessment of weed interference in white yam (Dioscrorea rotundata Poir), Akobundu, I. and Unamma, R. P. A., 1981.
 

1980

An assessment of weed interference in white yam (Dioscorea rotundata Poir), Akobundu, I. and Unamma, R. P. A., 1980.