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MAINSTREAMING AGRICULTURAL BIODIVERSITY FOR FOOD SECURITY. Satellite Event at Tenth Regular Session of the Commission on Genetic Resources for Food and Agriculture. Integrated agro-ecological approaches and community-based adaptive management: Integrated Pest Management.
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MAINSTREAMING AGRICULTURAL BIODIVERSITY FOR FOOD SECURITY Satellite Event at Tenth Regular Session of theCommission on Genetic Resources for Food and Agriculture
Integrated agro-ecological approaches and community-based adaptive management:Integrated Pest Management • Rice Food Webs and Regional Pools of Species • Farmers’ Field Schools • Policy Reform and Impact
Rice Food Webs • Aquatic food webs support biocontrol • Decomposing organic matter feeds the food web from bottom up • Regional species pools supply rice fields with natural enemies
Hyper Parasitoids PARASITOIDS ARTHROPOD PREDATORS HERBIVORES CHIRONOMIDS & MOSQUITOES TUBIFICID WORMS RICE PLANT MICROCRUSTACEA PHYTOPLANKTON ROTIFERS DETRITIVORES PROTOZOA CO2 P2O5 BACTERIA NH4 NO3 OTHER Irrigated Rice Food Web AQUATIC ORGANIC MATTER
1.5 Ha ; 12 replications 750 600 450 Mean insects per square meter 300 Predators Neutrals 150 0 Adding Organic Matter to a Rice Field Boosts populations of Detritus-Feeders, Plankton Feeders & Predatory Insects Low High Low High Below water Water surface and Plant Canopy Organic Matter Inputs
Large Spatial & Temporal Scale Small Coevolutionary History Coevolutionary History Extinction Extinction Speciation Speciation Regional Species Pool Regional Species Pool Large Large Synchrony • • Landscape Grain • • Landscape Landscape - - Level Level Spatial & Temporal Scale Spatial & Temporal Scale Non - - crop Vegetation • • “ “ Filters Filters ” ” Corridors • • Fallow patterns • • Regional Pesticide Use • • Small Small Community Assembly Community Assembly
From Central Java to Central Mali: Constructing Ecosystems in Groups
Agro-ecosystem analysis • Discussing field observations • Making field observations
Indonesia 1986: Planning Minister and Junior Minister Agriculture go to field, meet farmers, 3 weeks later, National IPM Policy announced by President Indonesia 1990: New Junior Minister Agriculture and Cabinet Sect. go to field, meet farmers, reject repeal of pesticide restrictions and reinforce IPM
Literacy NOT Required Farmers Demonstrate their their Constructed Ecosystems in Public: West Africa
Farmers Mobilizing for Local Policy Reform in Selingue, Mali
Iranian Farmer Field Schools: Biodiversity Management by Local Communities
National IPM Programmes • Sub Regional Clusters: • Reinforce each other with expertise, experience, example • Field Exchanges • Natural Trade Partners: Harmonize to reduce costs • Common Threats from Invasive Pests