Incoming and Outgoing Shipments in 3 STEPS Using Odoo 17
4.2 Disease Control and Pest Management in Cassava Production by Kumar, IITA
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2. Disease Control and Pest Management in Cassava Production Lava Kumar , R. Hanna, P. Kulakow, J. Legg, E. Kanju, P. Ntuhunguru and N. Mahungu International Institute of Tropical Agriculture E-mail: L.kumar@cgiar.org; www.iita.org
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5. Genotype Environment Management Biotic stresses Abiotic stresses GEM factor on cassava yield Pests Diseases Planting material E Cassava yield M G
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8. Cassava die-back caused by Collectotricum gloeosporioides Leaf spots caused by Collectotricum gloeosporioides
10. Brown leaf spot Cercospora henigsii Super Elongation ( Sphaceloma manihoticola- Elsinoe brasilensis) Source: E. Alvarez, PD 87
11. Severe mottling and leaf distortion on indicator clone Secundina grafted on infected stake (leaves from buds on rootstock show no symptoms) Source: Dr L.A. Calvert, CIAT Frog skin disease (FSD)
44. Planting material Tubers Starch Ethanol Quality planting material is fundamental to increase cassava productivity Quality planting material to manage biotic threats Poor quality No management Poor yield Crop Management Increase in yield Good quality
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49. Knowledge on pathogens and their distribution Essential needs for germplasm monitoring Availability of diagnostic tools Capacity (human skills and infrastructure) Guidelines: FAO, IPPC, IAPSC, NPPO Funds
56. Sustainable production of quality planting material Need for sustainable clean seed systems Individual farmers, farmer groups Tertiary multipliers 1-2ha/ site 2ha/ site NGO’s, farmer groups Secondary multipliers Primary multipliers Research stations, NGO’s 10ha Foundation stock Research stations
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58. IITA Campus - Ibadan Thanks for your attention [email_address] www.iita.org