Vol. 40 No. 1-2 (2009) | Nigeria Agricultural Journal

Published: 2010-06-14

Demand function and elasticities for seed yam in northern Nigeria

G.N Asumugha, M.E Njoku, BC Okoye, OC Aniedu, M.C Ogbonna, K.I Nwosu

DOI:

10.4314/naj.v40i1-2.55509

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Determinants of African cat fish (Clarias gariepinus) farmers in Obio/Akpor Local Govt. Area of Rivers State of Nigeria.

M.E Onu, H.C Unaeze

DOI:

10.4314/naj.v40i1-2.55511

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Factors influencing cassava - pulp fermentation period for gari processing among cassava processors in southeastern Nigeria.

K.C Ekwe, T Madu, M.H Tokula, A.G Ironkwe, B.O Okoro

DOI:

10.4314/naj.v40i1-2.55514

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A translog stochastic frontier analysis of plot size and cost inefficiencyamong smallholder cassava farmers in south-east agro-ecological zone of Nigeria

H.N Anyaegbunam, B.C Okoye, G.N Asumugha, T Madu

DOI:

10.4314/naj.v40i1-2.55516

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Piggerywaste management and profitability of pig farming in Imo State Nigeria

J.E Ewuziem, A.C Nwosu, E.C.C Amaechi, A.O Aniebo, P.O Anyaegbu

DOI:

10.4314/naj.v40i1-2.55517

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Gender roles in agricultural production in the Seychelles

U.N Uzokwe

DOI:

10.4314/naj.v40i1-2.55520

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Gender inequalities in technical efficiency among small-holder cassava farmers in Enugu State, Nigeria.

A.G Ironkwe, G.N Asumugha, K.C Ekwe, A.C Okoye

DOI:

10.4314/naj.v40i1-2.55522

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Effects of feeding varying levels of rice milling waste on the performance, nutrient retention and production economy of growing local turkeys.

G.N Nwoche, G.S Ojewola, A.H Akinmutimi

DOI:

10.4314/naj.v40i1-2.55524

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Performance and cost implication of finisher turkeys fed varying levels of rice millingwaste

G.N Nwoche, G.S Ojewola, A.H Akinmutimi

DOI:

10.4314/naj.v40i1-2.55526

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Productivity of cocoyam/ cowpea intercropas influenced by cowpea growth habit

D.A Okpara, G Nwofia, G Chukwuekezie, T Ojikpong

DOI:

10.4314/naj.v40i1-2.55528

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Reaction of cowpeavarieties to Alectra vogelli (benth.) in northern Guinea Savannah of Nigeria

I.E Magani, S.T.O Lagoke, A.M Emechebe

DOI:

10.4314/naj.v40i1-2.55530

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Effect of sett-size on the yield of two yam (Dioscorea sp.) varieties grown in the dry- and rainy-seasons

N Igwilo

DOI:

10.4314/naj.v40i1-2.55531

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On-farm evaluation of the performance of new yam minisett sizes for increased adoption

A Udealor, T.O Ezulike

DOI:

10.4314/naj.v40i1-2.55533

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Field evaluation of eight cultivars of Dioscorea for possible resistance to yam beetle damage in Oshimili Area of Delta State, Nigeria.

F.O Tobih, P.G Eruotor, L.U Okonmah, E.O Egho

DOI:

10.4314/naj.v40i1-2.55536

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Effect of root-knot-nematode (Meloidogyne incognita) on growth and (Solenostemon rotundifolius Poir)

J.A Anyalewechi, C.C Ononuju, A.J Okwujiako

DOI:

10.4314/naj.v40i1-2.55539

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Effect of propagule size and intra-row spacing on the growth and yield of sweetpotato in a humid agro-ecological zone

J.C Njoku, C.O Muoneke, P.I Okocha, F Ekeleme

DOI:

10.4314/naj.v40i1-2.55541

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Survey of production, utilization and proximate composition of some minor rootand tuber crops in Nigeria

A.O Olojede, A.O Akinpelu, T.Y Dalyop, D Lenka, P Iluebbey, A.G.O Dixon

DOI:

10.4314/naj.v40i1-2.55543

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Influence of toposequence position on stem growth, branching habit and root yield of cassava in inland valley ecology

M Lahai, I Ekanayake

DOI:

10.4314/naj.v40i1-2.55544

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Evaluation of the planting schedule of soyabean/cassava intercrop systems for optimum yields in the guinea savanna of Nigeria

I.A Yusuf, E.A Aiyelari, HT Eniola, E.O Oyekanmi

DOI:

10.4314/naj.v40i1-2.55545

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Influence of two glomus species on the fertilizer efficiency of sokoto phosphate rock in soybean production and the residual soil

O.A Babalola, M.O Atayese, I.B Akintade

DOI:

10.4314/naj.v40i1-2.55547

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Growthand yield response of groundnut (Arachis hypogaea l.) to plant densities and phosphorus on an ultisol in southeastern Nigeria

J Shiyam

DOI:

10.4314/naj.v40i1-2.55549

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Evaluation of factors driving the adoption of yam minisett technology by farmers in Abia State, Nigeria.

H.N Anyaegbunam, C.I Eze, M.C Ogbonnaya, D.S Korieocha

DOI:

10.4314/naj.v40i1-2.55554

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Congruency between role perception and role performance of agricultural extension agents in Delta State, Nigeria

P.C Ajieh

DOI:

10.4314/naj.v40i1-2.55555

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A comparative study of gender roles in indigenous processing and marketing of yam and cassava in central Benue State, Nigeria

M.O Agada, E Okoroafor

DOI:

10.4314/naj.v40i1-2.55556

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Economic study of socioeconomic characteristics and resource use in maize production among farmers in Nigeria.

S.I Audu, J.O Otitolaiye, S.O Adejoh

DOI:

10.4314/naj.v40i1-2.55557

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Haematology of weaner pigs fed enzyme supplemented palm kernel cake (PKC).

R.A Oluwafemi, O.J Akpodiete

DOI:

10.4314/naj.v40i1-2.55558

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Socio-economic factors influencing foreign rice consumption in Ikwuano and Umuahia north local governmentareas of Abia State.

S Onwuka, C Ekwe, A.C Nwosu

DOI:

10.4314/naj.v40i1-2.55559

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Performance and carcass characteristics of broilers fed diets containing graded levels of palm oil supplemented with Vitamin E

CT Ezeokeke, HO Obikoanu, BU Eluma, PA Ogbogu

DOI:

10.4314/naj.v40i1-2.56303

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The potential use of white star apple seeds (Chrysophyllum albidum) and physic nut (Jatropha curcas) as feed ingredients for rats

F.N Madubuike, C.O Okereke

DOI:

10.4314/naj.v40i1-2.55561

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Fertility status and management of USSE OFFOT inland valley soils for increased cassava yields Inakwa-Ibom State, Nigeria

D.S Korieocha, I.N Onyekwere, T.O Ibia

DOI:

10.4314/naj.v40i1-2.55564

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Effect of moisture stress and low phosphorus on yield of some soybean genotypes

M.N Ishaq, R Ranajit, H Tefera

DOI:

10.4314/naj.v40i1-2.55570

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Predictive assessment of leaf and shoot yields in Bungu (Ceratotheca sesamoides Endl.) and black sesame (Sesamoides radiatum l.)

F Fasakin, J.A Olofintoye

DOI:

10.4314/naj.v40i1-2.55572

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Effect of rhizome storage duration on the varietal growth, yield and yellow leaf spot disease incidence of ginger (Zingiber officinale) in a humid tropical rainforest of south eastern Nigeria

E.N Nwaogu, J.C Okonkwo, U.J Ukpabi

DOI:

10.4314/naj.v40i1-2.55574

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Nematicidal influence of P.tuberreguim and neem extract on the incidence of root-knot nematode on hausa potato (Solenostemon rotundifolius Poir).

J.A Anyalewechi, C.C Ononuju, A.I Okwujiako

DOI:

10.4314/naj.v40i1-2.55577

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Effect of organic mulch materials on maize performance and weed growth in the derived savanna of south eastern Nigeria.

B.A Essien, J.B Essien, J.C Nwite, K.A Eke, U.M Anaele, J.U Ogbu

DOI:

10.4314/naj.v40i1-2.55581

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Factors influencing yam minisett technology adoption by farmers in Enugu state Nigeria

A.G Ironkwe, R.P.A Unamma, A.C Nwosu, O Elemuche

DOI:

10.4314/naj.v40i1-2.55585

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Characteristics and management of soils of Aakamkpa area, Cross River State Nigeria for increased cocoyam yields

I.N Onyekwere, G.O Chukwu, A.O Ano

DOI:

10.4314/naj.v40i1-2.55591

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Adaptability of four cassava (Manihot esculenta crantz) cultivars in swampy inland valley ecology

M Lahai, I Ekanayake

DOI:

10.4314/naj.v40i1-2.55593

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Toxicity of some biopesticides to Sitophilus zeamais motschulsky on maize in storage

O.I Mbah, M.N Okorie

DOI:

10.4314/naj.v40i1-2.55599

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Impact of technological change on output of potato production in Plateau State, Nigeria.

O.C Aniedu, C.E Onyenweaku

DOI:

10.4314/naj.v40i1-2.55601

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Effect of different split applications of npk fertilizer on growthand yield of maize, and economic returns.

T.O Fabunmi

DOI:

10.4314/naj.v40i1-2.55602

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Does gender affect the quality of soil and vegetable amaranth under Peri-urban of Osun state, Nigeria?

M Idowu

DOI:

10.4314/naj.v40i1-2.55603

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Development of a multi-purpose dryer

C.H Kadurumba, S.E Tolubanwo, C Kadurumba

DOI:

10.4314/naj.v40i1-2.55605

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