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Friday, January 5, 2018

Climate Change and Coffee - Problems,Effects and Mitigation practices

Problems
Effects
Mitigation practices
Increase in the soil and atmospheric temperature
·        Photosynthesis rate reduces
·        Increase Evapotranspiration
·        Reduce pollination and increase fruit drops
·        Stunted tree growth,
·        Presence of physical abnormalities
·        Decrease in the crop duration
·        Increase in pest and disease
*     Building contour bunds or intra-bunds in the farm to harvest runoff water
*     Constructing farm ponds to harvest overflow rain water, linking to others water ponds
*     Encourage to grow shade tree species in the farm
*     Recording soil and atmospheric temperature of selected farms
Unseasonal rainfall
·        Greater flower frequency
·        Increase of CLR and quick wilt in pepper
·        Inhibits the blossom and back rain process
·        Drying delayed / loss of coffee quality
*     Recoding rainfall data; number of days, frequency of selected farms
*     Tracking history of selected pest and disease against rainfall
*     Understanding hydrological cycle against monoculture and biodiversity rich farms
*     Promotion of Climate resilient coffee farming
Occurrence of drought
·        Increased mortality
·        Increases the soil and atmospheric temperature
·        Prone to some pest and Disease
*     Constructing water ponds based on the farm size to support blossom and back rain process
*     Initiate the activities recommended by CCRI for drought mitigation
Less or no biodiversity in plantation
·        Increases the WSB
·        Imbalance the micro-climate
·        Loss of natural prey and predators population
*     Encourage indigenous tree species in the farm
*     Encourage to apiary in the farm
*     Recording biodiversity; trees, birds, insects, reptiles and amphibians
Application of acid causing fertilizers and over use of chemicals
·        Imbalance soil PH
·        Leads to eutrophication process with use of nitrogen based fertilizers
*     Regular Soil testing and need based fertilizers application
*     Leaf analysis to know the relation between plant nutrient absorptions
*     Recording chemical usage; quantity and names
High rainfall and strong winds
·        Soil erosion
·        Tree damage
·        Shedding of flowers and immature fruits
·        Leaching of soil nutrients and washing chemicals
·        Damaging approach roads
*     Ensure multi-purpose shelter belts rows around farm
*     Building contour bunds or intra-bunds in the farm to harvest runoff water
*     Constructing farm ponds to harvest overflow rain water, linking to others water ponds
*     Constructing seepage lines to remove excess water
*     Recoding wind speed of selected farms

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