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Chikoye, D.Ekeleme, F.Hauser, S.Menkir, A.Kamara A.Y.Neuenschwander, P.Ajuonu, O.Ajeigbe, Hakeem A.[Weeds affecting field crops and water bodies in Africa]Weeds affecting field crops and water bodies in Africa

Nicosulfuron is a new alternative herbicide for post-emergence control of perennial weeds in maize. Field studies were conducted to evaluate the response of four maize cultivars (Low-N-Pool, TZB-SR, Oba Super-1 and Oba Super-2) and speargrass to different rates of nicosulfuron (35, 70, and 105 g ...


Lum, A.F.Chikoye, D.Adesiyan, S.O.[Evaluation of nicosulfuron for control of speargrass (Imperata cylindrica) in Nigeria]Evaluation of nicosulfuron for control of speargrass (Imperata cylindrica) in Nigeria

This guide is in response to demands from cassava stakeholders on the Cassava Matters WhatsApp group and the Knowledge Attitude and Practices study (KAPs) that was conducted by the IITA-led Cassava Weed Management Project. This easy-to-read reference manual for farmers will help them to cultivate...


Atser, G.Dixon, A.Ekeleme, F.Chikoye, D.Dashiell, Kenton E.Ayankanmi, T.G.Hauser, S.Agada, M.Okwusi, M.Sokoya, G.Olorunmaiye, P.Olojede, A.Usman, H.Kulakow, P.A.Osunde, T.Adekoya, E.[The ABC of weed management in cassava production in Nigeria: a training manual]The ABC of weed management in cassava production in Nigeria: a training manual

Weeds are a major biological yield reducing factor in most cropping systems in Africa. The annual cost of weed control has been estimated to be $4.3 billion in Africa. This figure is expected to increase as a result of climate change effects on weed species and ecological conditions for a range o...


Kayeke, M.J.Nhamo, N.Chikoye, D.[Reducing risk of weed infestation and labor burden of weed management in cropping systems]Reducing risk of weed infestation and labor burden of weed management in cropping systems

Cogongrass and guineagrass are serious perennial weeds in small-scale farms in lowland subhumid zones of West Africa. Field studies were conducted in 2002 and 2003 at two sites in Ibadan, Nigeria [Ijaye and the International Institute of Tropical Agriculture (IITA)], to evaluate the effect of rim...


Chikoye, D.Udensi, U.E.Lum, A.F.Ekeleme, F.[Rimsulfuron for postemergence weed control in corn in humid tropical environments of Nigeria]Rimsulfuron for postemergence weed control in corn in humid tropical environments of Nigeria

Cogongrass continues to be one of the most invasive weeds in the subhumid savanna. Herbicide application expenses depend on equipment costs, costs of water transport for spraying, and chemical costs. In three on-farm experiments on land heavily infested with cogongrass, the effectiveness of a kna...


Nielsen, O.K.Chikoye, D.Streibig, J.C.[Efficacy and costs of handheld sprayers in the subhumid savanna for cogongrass control]Efficacy and costs of handheld sprayers in the subhumid savanna for cogongrass control

Field trials were conducted in 1999 and 2000 in the northern Guinea savanna of Nigeria to evaluate the potential of several weed management practices to reduce early weed competition in maize. The treatments were different combinations of the herbicide mixture metolachlor + atrazine at 5 L ha−1, ...


Chikoye, D.Schulz, S.Ekeleme, F.[Evaluation of integrated weed management practices in maize in northern Nigeria]Evaluation of integrated weed management practices in maize in northern Nigeria

The parasitic angiosperms, Striga hermonthica and S. gesnerioides, obligate root parasites endemic in sub-Saharan Africa, constitute severe constraints to cereal and legume production in West and Central Africa. Over the years, a range of effective component technologies has been identified for S...


Emechebe, A.Ellis-Jones, J.Schulz, S.Chikoye, D.Douthwaite, BoruKureh, ITarawali, G.Hussaini, M.A.Kormawa, P.M.Sanni, AO[Farmers´ perception of the striga problem and its control in Northern Nigeria]Farmers´ perception of the striga problem and its control in Northern Nigeria

Herbicides applied to combat weeds and increase crop yields may also have undesired effects on beneficial soil microorganisms. Field studies were conducted in 2005 and 2006 in Zaria, Nigeria, to evaluate the response of weeds and soil microorganisms to imazaquin applied at 0.05, 0.10, 0.20 an...


Chikoye, D.Abaidoo, R.C.Fontem, Lum. A.[Response of weeds and soil microorganisms to imazaquin and pendimethalin in cowpea and soybean]Response of weeds and soil microorganisms to imazaquin and pendimethalin in cowpea and soybean

Weeds are a serious constraint to maize production in the tropics. A field experiment was conducted in Cameroon, at the University of Buea Research farm in 2009 and 2010 to evaluate the efficacy of formulations of nicosulfuron (Nicomaïs 40SC), glyphosate (Roundup 360) and paraquat (Gramoxone 200g...


Fontem Lum, A.Chikoye, D.[Efficacy of herbicide formulations for weed control in maize in a humid tropical environment]Efficacy of herbicide formulations for weed control in maize in a humid tropical environment

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