Search Results - Opara-Nadi, O.A.

Management of plant residue for cassava (Manihot esculenta) production on an acid ultisol in Southeastern Nigeria by Hulugalle, N.R., Lal, R., Opara-Nadi, O.A.

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Effects of methods of seedbed preparation and mulching on the growth and yield of white yam (dioscorea rotundata) on an ultisol in south-east Nigeria by Maduakor, H.O., Lal, R., Opara-Nadi, O.A.

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