Search Results - "Naab, J. B"

Nitrogen and phosphorus fertilization with crop residue retention enhances crop productivity, soil organic carbon, and total soil nitrogen concentrations in sandy-loam soils in Ghana by Naab, J. B, Mahama, G. Y, Koo, J, Jones, J. W, Boote, K. J

“…Sustainable management practices are needed to enhance soil organic carbon (SOC) in degraded soils in semi-arid West Africa. We studied the effects of three…”
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Modeling soil and plant phosphorus within DSSAT by Dzotsi, K.A., Jones, J.W., Adiku, S.G.K., Naab, J.B., Singh, U., Porter, C.H., Gijsman, A.J.

“…The crop models in the Decision Support System for Agrotechnology Transfer (DSSAT) have served worldwide as a research tool for improving predictions of…”
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Using the CROPGRO-peanut model to quantify yield gaps of peanut in the Guinean Savanna Zone of Ghana by Naab, J.B, Singh, P, Boote, K.J, Jones, J.W, Marfo, K.O

“…Peanut (Arachis hypogaea L.) yield in Ghana is limited by variable rainfall, low soil fertility, pests and diseases, and poor crop management. Field…”
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Modeling organic carbon and carbon-mediated soil processes in DSSAT v4.5 by Porter, Cheryl H., Jones, J. W., Adiku, S., Gijsman, A. J., Gargiulo, O., Naab, J. B.

“…Cropping systems models have evolved over the last four decades in response to the demand for modeling to address more complex questions, including issues on…”
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Erratum to: Modeling organic carbon and carbon-mediated soil processes in DSSAT v4.5 by Porter, Cheryl H., Jones, J. W., Adiku, S., Gijsman, A. J., Gargiulo, O., Naab, J. B.

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Effects of sowing date and fungicide application on yield of early and late maturing peanut cultivars grown under rainfed conditions in Ghana by Naab, J.B., Tsigbey, F.K., Prasad, P.V.V., Boote, K.J., Bailey, J.E., Brandenburg, R.L.

“…Late leaf spot is one of the important factors limiting peanut productivity in Ghana. It is essential to demonstrate the extent of yield losses caused by leaf…”
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Adapting and evaluating the CROPGRO-peanut model for response to phosphorus on a sandy-loam soil under semi-arid tropical conditions by Naab, J.B., Boote, K.J., Jones, J.W., Porter, Cheryl H.

“…•We modeled peanut growth and yield in response to soil or P fertilizer in DSSATV4.5.•The model accurately predicted peanut total biomass, and pod yield.•The…”
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Carbon sequestration and farm income in West Africa: Identifying best management practices for smallholder agricultural systems in northern Ghana by González-Estrada, Ernesto, Rodriguez, Luis C., Walen, Valerie K., Naab, Jesse B., Koo, Jawoo, Jones, James W., Herrero, Mario, Thornton, Philip K.

“…The interest in agricultural soils as global storage of carbon has increased in recent years, along with the prospect of farmers' participation in payment…”
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N sub(2) fixation in cowpea plants grown in farmers' fields in the Upper West Region of Ghana, measured using super(15)N natural abundance by Naab, J B, Chimphango, SMB, Dakora, F D

“…Few studies have assessed the levels of symbiotic N nutrition in legumes grown by farmers in Africa. In this study, the shoots of cowpea plants were sampled…”
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Integrating stochastic models and in situ sampling for monitoring soil carbon sequestration by Jones, J.W., Koo, J., Naab, J.B., Bostick, W.M., Traore, S., Graham, W.D.

“…Participation in carbon (C) markets could provide farmers in developing countries incentives for improving soil fertility. However carbon traders need…”
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