When cassava is harvested too early, it often leads to reduction in yield, while delayed harvest leads to development of woody and fibrous tuberous roots, and reduction in starch content. The optimum harvest time is not known. The objectives of this study were to determine the effect of genotype,...
Benesi, I.R.
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Labuschagne, M.T.
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Herselman, L.
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Mahungu, N.M.
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Saka, J.K.
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[The effect of genotype, location and season on cassava starch extraction]
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The effect of genotype, location and season on cassava starch extraction
There were many reports of shoot removal on yield of tuberous in cassava. However very little plant physiology research has been done to verify the cause of such yield reduction. The objective of the study was to investigate the effects of time of first hoot removal on the growth and development ...
Ha diversos resultados sobre a influencia negative da remocao dos rebentos no remindimento das raizes tuberosas da mandioca.noentanto,mutio pouco tem sido feito para verificar as causas dessas reduces no rendimento. O objective deste estudo foi ode investigar o effeito da epoca em que a primeira ...
Il ya plusieurs rapports sur l'influence negative de la recolre desfeuiles sur le rendement en raciness tubereuses du manioc, pourtant, peu de recherché a ete effecruee sur la physiologie de la plante pour elucider la cause de chute de rendement. Les objectifs de cette etude etaient d'etudier les...
Simwambana, M.
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Ferguson, T.U.
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Hahn, S.K.
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[Morphological changes in cassava as affected by leaf vegetable picking]
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Morphological changes in cassava as affected by leaf vegetable picking
Four types of morphologically distinct somaclonal variants were identified in a population of False Horn plantain (Musa spp., AAB group) plants produced by in vitro shoot-tip culture. Field performance of these variants was compared with true-to-type plantain to evaluate their horticultural trait...
Vuylsteke, D.R.
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Swennen, R.
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Langhe, E. de
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[Field performance of somaclonal variants of plantain (Musa spp., AAB group)]
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Field performance of somaclonal variants of plantain (Musa spp., AAB group)
In the southeastern United States, Septoria leaf spot, caused by Septoria albopunctata, can result in premature defoliation of blueberry plants during summer and fall, thereby reducing yield potential for the following year. The effects of disease severity and leaf attributes (leaf age and leaf l...
Ojiambo, P.
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Scherm, H.
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[Survival analysis of time to abscission of blueberry leaves affected by Septoria leaf spot]
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Survival analysis of time to abscission of blueberry leaves affected by Septoria leaf spot
Leaves of two varieties of cassava (Manihot esculenta Crantz) – TME1 (local) and TMS30572 (improved) – were subjected to African household processing (heat-treated, pounded and cooked and crushed, ground and cooked) and compared for proximate composition, minerals, vitamins and antinutritional fa...
Achidi, A.U.
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Ajayi, O.A.
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Maziya-Dixon, B.B.
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Bokanga, M.
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[The effect of processing on the nutrient content of cassava (Manihot Esculenta Crantz) leaves]
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The effect of processing on the nutrient content of cassava (Manihot Esculenta Crantz) leaves
Improved cropping systems with in-situ production of organic matter require the input of additional inorganic N to maintain crop production in a sustainable way. For proper management of this fertilizer-N, it is necessary to quantify how the applied fertilizer N is used by the various components ...
Vanlauwe, Bernard
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Sanginga, N.
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Merckx, R.
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[Alley cropping with Senna siamea in southwestern Nigeria: 1 Recovery of 15N labelled urea by the alley cropping system]
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Alley cropping with Senna siamea in southwestern Nigeria: 1 Recovery of 15N labelled urea by the alley cropping system
Ortiz, R.
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Vries, J. de
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Toenniessen, G.
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[Securing the harvest: biotechnology, breeding, and seed systems for African crops]
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Securing the harvest: biotechnology, breeding, and seed systems for African crops
The contribution of root and leaf litter to soil nitrogen dynamics, nitrogen uptake and balance was evaluated under cereal–legume rotations in a tropical moist savanna soil. Two legumes, soyabean (Glycine max) and stylo (Stylosanthes hamata), and maize (Zea mays) as a control were grown in four f...
Oikeh, S.
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Chude, V.
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Carsky, R.
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Weber, G.
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Horst, W.
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[Legume rotation in the moist tropical savanna: managing soil nitrogen dynamics and cereal yields in farmers' fields]
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Legume rotation in the moist tropical savanna: managing soil nitrogen dynamics and cereal yields in farmers' fields
Murgai, Rinku
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Ali, Mubarik
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Byerlee, Derek
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[ Productivity Growth and Sustainability in Post-Green Revolution Agriculture : The Case of the Indian and Pakistan Punjabs ]