Results 51 to 60 of about 1,560 (197)

REACCIÓN DE GENOTIPOS DE ÑAME (Dioscorea spp) A LA ANTRACNOSIS (Colletotrichum gloeosporioides)

open access: yesTemas Agrarios, 2013
El ñame (Dioscorea spp) es afectado por diferentes patógenos, entre los que se destaca Colletotrichum gloeosporioides, agente causal de la antracnosis. Esta enfermedad reduce la eficiencia fotosintética de la planta y ocasiona pérdidas en la producción ...
Yuli P. Mendez   +4 more
doaj  

Do yams (Dioscorea spp.) host endogenous viral sequences ? [PDF]

open access: yes, 2011
Yams (Dioscoreae sp) are important food commodities in tropical and subtropical areas of Africa, the Caribbean, South America and the Pacific where they play a key role in food security. Yams are vegetatively propagated crops.
Bandou, Eric   +4 more
core  

The practices of yam domestication in Benin and Nigeria [PDF]

open access: yes, 2008
Guinea yams (Dioscorea cayenensis Lam. D. rotundata Poir) have been described several times as resulting from a process of domestication of wild yams of the Enantiophyllum section, initially by Burkill (1939) and by Miege (1952) and later, on a more ...
Dossou, A.R.   +2 more
core  

Functional properties of a promissory Dioscorea trifida waxy starch for food innovation [PDF]

open access: yes, 2010
Starches with low amylose contents generally exhibit good gel clarity, high swelling power and RVA peak viscosity, large breakdown, and high resistance to retrogradation during gel storage, as compared to some other starches with higher amylose contents.
Dufour, Dominique   +5 more
core  

Influence of meristem-tip size and location on morphological development in Dioscorea cayenensis-D. rotundata complex 'Grosse Caille' and one genotype of D. praehensilis [PDF]

open access: yes, 1995
Les effets de la taille et de la position apicale ou axillaire du méristème sur la viabilité et le développement morphologique, après 3, 8 et 11 mois de culture in vitro, ont été étudiés.
Malaurie, Bernard   +2 more
core   +1 more source

Micronutrient Composition of the Most Appreciated Complementary Flours Formulated With the Under‐Valorized Local Resources in the Far North Region, Cameroon

open access: yesJournal of Food Quality, Volume 2025, Issue 1, 2025.
Malnutrition is a threat to the society as a whole. The incorporation of under‐valorized local resources into children’s diet could be a solution to combat micronutrient deficiencies. The aim of this study was to evaluate the micronutrient composition of complementary flours formulated with the under‐valorized local resources.
Mamat Abazidi   +3 more
wiley   +1 more source

Resistance of dried chips of yam (Dioscorea cayenensis-D. rotundata complex) landraces to Dinoderus porcellus Lesne (Coleoptera: Bostrichidae)

open access: yesCogent Food & Agriculture, 2017
Yams (Dioscorea spp.) are one of the food crops that contribute to food security and poverty alleviation in Benin and, like several other products, the post-harvest phase is threatened by the rotting of fresh tubers.
Laura Estelle Yêyinou Loko   +5 more
doaj   +1 more source

Etat des lieux de la reproduction sexuée des ignames africaines Dioscorea cayenensis – Dioscorea rotundata cultivées au Bénin

open access: yesInternational Journal of Biological and Chemical Sciences, 2015
Les ignames sont d’importantes plantes alimentaires à multiplication végétative dont l’amélioration et la création variétale dépendent, comme chez les végétaux, de la maîtrise de la biologie de la reproduction sexuée. L’état des lieux des cultivars florifères des ignames africaines Dioscorea cayenensis – D. rotundata a été  réalisé à Djidja et à Ouaké,
Yolou, M   +5 more
openaire   +2 more sources

Analysis of the Impact of Agriculture and Logging on Forest Habitat Structure in the Ankasa and Bia Conservation Area of Ghana

open access: yesEcology and Evolution, Volume 14, Issue 12, December 2024.
Ghana's Ankasa and Bia Conservation Areas are facing rapid forest loss due to the expansion of agricultural activities, leading to widespread land conversion. As a result, forest patches on the outskirts of these protected areas have become fragmented, isolated and disconnected.
George Ashiagbor   +5 more
wiley   +1 more source

Comparative Evaluation of Physico-chemical Characteristics of Flours from Steeped Tubers of White Yam (Dioscorea rotundata Poir), Water Yam (Dioscorea alata L.) and Yellow Yam (Dioscorea cayenensis Lam.) [PDF]

open access: yesTropicultura, 2004
The study examined Yam Tuber Species (YTS), Tuber Steeping Duration (TSD) and Flour Particle Size (FPS) as factors of flour. Data were collected using white yam, water yam and yellow yam steeped in water (30 ± 2 °C, pH 6.78) and withdrawn, and the flour ...
Iwuoha, CI.
doaj  

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