Tuesday – Day 2 of the 14th Symposium of the ISTRC-AB, Zambia

Tuesday September 21, 2021

GMT Nigeria Zambia Event
8:00 9:00 10:00 Announcements
8:30-9:00 9:30 – 10:00 10:30-11:00 Plenary Session A Stimulating Demand Driven Varietal Seed uptake: building an integrated and sustainable pathway for breeder, early generation and commercial seed sectors._Lateef Sanni, Chiedozie Egesi, Peter Kulakow, Mercy Diebiru-Ojo, Lava Kumar, Jospeh Onyeka, Oluwatosin Oni, Temitope Adegoroye, Oladokun Ibukun, Godwin Atser and Alfred Dixon Zoom Link 1 (Chair-Dr Rabbi Ismail, Rappateur)
09:00-14:15 10:00-15:15 11:00-16:15 Breakout Session A (Presentation (15mins) + Q&A (10mins) Zoom Link 1 (Chair-Dr Rabbi Ismail, Rappateur) Zoom Link 2 (Chair-Dr Elizabeth Parkes, Rappateur) Zoom Link 3 (Chair-Dr Demo Paul, Rappateur) Zoom Link 4 (Chair-Dr Oladeji Alamu, Rappateur)
9:25 10:25 11:25 Oral papers ACW001: Performance of Improved Cassava (Manihot esculenta Crantz) Varieties for Yield and Component Traits in Demand Creation Trials_Adetoro Najimu, ThankGod Ogwuche, Mercy E. Diebiru-Ojo, Kayode Olasupo, Teleola Akinlawon, Mark Nelson, Peter Iluebbey, Elizabeth Parkes and Peter Kulakow CSS002: Evaluation of Adoption Rate of Sweetpotato Seed Production Technology by Farmers in Abia State, Nigeria_Eluagu, Chinwendu J. and Okoye, Amala C. RPD004: Genotype by environment interaction on resistance to cassava green mite and correlated traits of cassava genotypes in Nigeria_Lydia Jiwuba, Eric Danquah, Isaac Asante, Agyemang Danquah, Essie Blay, Joseph Onyeka, and Chiedozie Egesi PHT001: Orange-Flesh Sweetpotato for Ready-To-Use Waffle Flour –Mix_Genego Emanuella, Boakye Abena, Oduro Ibok, and Ellis William Otoo
9:50 10:50 11:50 Oral papers ACW002: Effect of NPK Fertilizer and Staking on Late Planted Yandu (Dioscorea Rotundata) White Yam Culivar in Southeast Nigeria_Akinbo, O.K., Okpara, D. A., Ikoro, A. I. and Udeh, D. C. CSS003: Certified commercial cassava seed production in Nigeria: Challenges and prospects in South-East and South-South Nigeria_Ewuziem, J.E., Asumugha, G.N., Anyaegbunam, H.N. RPD006: Progress in editing eIF-4E Gene to Confer Resistance to Pvy in Potato_Moyo, M., Magembe, E.M., Veillet, F. and 1Ghislain, M. PHT002: Medium-throughput methods to predict cooking quality of boiled cassava for genotypes screening and selection_Thierry Tran, Xiaofei Zhang, Hernan Ceballos, Jhon Larry Moreno, Jorge Luna, Maria Alejandra Ospina, Andrés Escobar, Sandra Salazar, Nelson Morante, John Belalcazar, Dominique Dufour, and Luis Augusto Becerra Lopez-Lavalle
10:15 11:15 12:15 Oral papers ACW003: Growth, Root yield and β-carotene of Orange fleshed Sweetpotato as affected by integrated use of Composite Manure and Mineral Fertilizer_Emmanuel O.Anedo and Damian O.Asawalam CSS004: An Economically Sustainable Seed System for Cassava is Possible – Learning’s From Nigeria_Hemant Nitturkar, Graham Thiele and Michael Friedmann RPD007: Screening for resistance against cassava mosaic- and cassava brown streak viruses with precision and speed_Samar Sheat and Stephan Winter PHT003: Scaling flash drying of cassava starch and flour at small scale_Luis Taborda A., Arnaud Chapuis, Simon Lukombo, Suraju Adegbite, Makuachukwu Ojide, Edmond Totin, Adebayo Abass, Murat Sartas, Marc Schut, Luis Augusto Becerra Lopez-Lavalle, Dominique Dufour, and Thierry Tran
10:40 11:40 12:40 Oral papers ACW004: Effect of Stem Portion and Number of Stakes per stand on Growth and Yield of NR8082 Cassava Variety in Southeast Nigeria_Okpara, D. A., Udeh, D. C., Akinbo, O.K., Eke–Okoro, O. N. and Olojede, A.O. CSS012: Potato Seed Dissemination and Demonstration: A Vehicle to Improving Yield in Selected Districts of Malawi_Pearson Phiri, Denis Kathabwalika, Obed Mwenye, Felistus Chipungu, Tionge Chadzala, and Thokozani Mvula RPD008: Distribution of Sweetpotato viruses in Malawi: insights into seed systems_Willard Mbewe, Andrew Mtonga, Margret Chiipanthenga, Kennedy Masamba, Gloria Chitedze, Pilirani Pamkomera, Ellen Gondwe, Obed Mwenye, and Felistus Chipungu PHT004: Assessment of 20 Biofortified Cassava Genotypes for Quality Gari Properties and Products in an Advance Yield Trial_Akpotuzor, P., Abioye, R., Parkes, E. Y., Rabbi, I., Ogungbesan, A., Aina,  O. O.,
11:05 12:05 13:05 Oral papers ACW005: Phenotypic diversity in agromorphological features of six cassava (manihot esculentum crantz) genotypes evaluated in Nsukka, Southeast Nigeria_Eze Simon, Richardson Okechukwu and Charles Asadu CSS013: Landscape analysis of agriculture digital platform and lessons learned for strengthening root, tubers and banana seed system in sub-Saharan Africa_Srinivasulu Rajendran1, Oscar Ingasia Ayuya2, Steve Adongo3, Luka Wanjohi4 and RPD009: Intra-season and inter-season stability of resistance against green mite Mononychellus tanajoa (Bondar) (Acari: Tetranychidae), and associated plant shoot morphological traits of cassava_Chalwe Able, Rob Meli, Paul Shanahan, Martin Chiona, Mushekwa Sakumona PHT005: Proximate and Sensory Attributes of Cassava Roots and Gari Produced from Newly Bred Cassava Genotypes in National Root Crops Research Institute, Umudike_Kanu, N. A., Amanze, N. J. and Kingsley, T. L.
11:30 12:30 13:30 Oral papers ACW010: Effect of Cutting Planting Orientation on Early Plant Establishment and Yield of Cassava_Mushekwa Sakumona, Banda Jonathan and Chalwe Able GRM001: Identifying check clones for the current sweetpotato product profile in Uganda based on GxE interaction in multi-environment trials_Jolien Swanckaert, Benard Yada, Bonny Oloka, Doreen Chelangat, Reuben Ssali, Robert O.M. Mwanga, Maria Andrade, Bert De Boeck, Wolfgang J. Grüneberg, Hugo Campos RPD010: Virus Disease Constraints to Cassava Production: An Overview of the DRC Context_Casinga, C. M., Muhindo, H., Bashizi, K.B., Musungayi, E., Ughento, H., Muanju, R., Mukendi, D., Munyerenkana, C. M., Mahungu, N.M., Nabahungu, N.L., Sikirou, M., Mukwa, L., Bakelana, T., Mwangu, K., Kamb, F., Wembonyama, F., Shirima, R., Mamba Mamba D., Dheda, B., Monde, G. PHT006: Sensory Evaluation and Physicochemical Properties of Abacha Produced with different Yellow Cassava Varieties_Ogbete, C., Ofoeze, M. and Madu, T.
12:00 13:00 14:00 Announcements and break
13:00-13:25 14:00-14:25 15:00-15:25 Oral papers ACW011: Effect of Method of Planting and Land Management Practices on the Yield of Cassava (Manihot esculenta Cranz) in the Kalumbila district of Zambia_Gerald Serenje and Jairous Mambwe RPD001: Occurrence of Postharvest Fungal Rots of Sweetpotato (Ipomoea batatas (L) Lam.) in Southwest Nigeria, and their Control with Sawdust Extracts_Beckley, F. and Awoyemi, S. O. RPD011: Genetic Diversity of Mitochondrial DNA of Bemisia tabaci (Gennadius) (Hemiptera: Aleyrodidae) Associated with Cassava and the Occurrence of Cassava Mosaic Disease in Zambia_Patrick Chiza Chikoti, Mathias Tembo, James Peter Legg, Rudolph Rufini Shirima, Habibu Mugerwa and Peter Sseruwagi PHT007: Consumer Preference: the missing link in post harvest value chain research_Ikechukwu S. Obiajulu, Okechukwu Richardson, Victor O. Okoruwa and Adebayo Abass, and Jennifer O. Akubor
13:50 14:50 15:50 Oral papers ACW013: Determination of optimum harvest time for selected improved cassava varieties in Zambia_Ntawuruhunga, P., Chiona, M., Manda, N., Alamu, E., and Kanju, E. RPD002: Effect of Biotic elicitors on phytochemical accumulation in cocoyam_Harbor Chioma Ikechi, Uka Wisdom Chijioke, Irouka Chinyere Gift PCM020: Effect of Socio-economic Factors on Cassava Production Output in Benue State, Nigeria_Tokula, Mark and Nwokocha, Ivy PHT008: Gender-differentiated relative preference for sweetpotato varietal traits among farmers:  A case of central Uganda_Josephine Namirimu, Julius J. Okello and Muganga A. Kizito
14:15 15:15 16:15 Oral papers ACW014: Root Yield Performance of Orange Fleshed Sweetpotato as Influenced by Fertilizer Application_Chipungu, F.P., Kapalamula, C., Masamba, K., Sinfukwe, T., Mbewe, W., Mwenye, O., Chiipanthenga, M., Chitedze, G., Munthali, M. and Kazembe, J. RPD003: Effect of agronomic and seed quality maintenance training on the management of bacterial wilt disease in potato: An application of means-end chain analysis_Julius J. Okello, Bruce Ochieng, Elmar Schulte-Geldermann and Guy Hareau PCM023: Farmers’ perceptions on varietal diversity, trait preferences and diversity management of bush yam (Dioscorea praehensilis Benth.) in Ghana_Adeyinka S. Adewumi, Paul A. Asare, Michael O. Adu, Kingsley J. Taah, Selorm Akaba, Mubalama J. Mondo and Paterne A. Agre PHT014: Evaluation of Cassava Genotypes for Primary Post Harvest Physiological Deterioration at Uniform Yield Trial Stage of Breeding_Olaniyo E. E., Parkes, E. Y., Abolore, B. A., Ogwuche, T. O., Iluebbey, P. O. and