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International roundup   a comprehensive report on the state of the global macadamia industry – south africa
 

International roundup a comprehensive report on the state of the global macadamia industry – south africa

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    International roundup   a comprehensive report on the state of the global macadamia industry – south africa International roundup a comprehensive report on the state of the global macadamia industry – south africa Presentation Transcript

    • International Roundup: SOUTH AFRICA Presented by Derek Donkin on behalf of the Southern African Macadamia Growers’ Association
    • Macadamia production regions Tzaneen Nelspruit Jhb Durban George
    • Typical tree spacings … change is the only constantPre 1990 9 – 10 m x 5- 6 mLater 4.5 – 8.0 m x 2.5 – 5.0 mCurrently 7 -9 m x 3.5 – 5.0 m (± 310 trees/ha)
    • Cultivars Beaumont (695) 33% 788 14% 816 13% Nelmak (2, D, 26) 9% 69% Others ( e.g. 344, 814, 741, 791, 246)
    • Cultivars 1.6% 695 2.1% 3.5% 6.5% 816 3.5% 788 32.5% Unknown 6.1% Nelmac (2, 26, D) 344 7.9% 814 741 9.1% 791 13.2% 246 13.9% Other
    • Typical yields DIS 1.1 – 3.6 t/ha Kernel 0.3 – 1 t/ha Average nut quality parameters 2011 Total Kernel Recovery: Coastal 37.8% Inland 32.8 % Sound Kernel: 27.7% Unsound Kernel: 3.3% • Early & late stink bug (40 – 50%) • Immaturity & discolouration
    • Addressing challenges• Stink bugs• Canopy management to maintain consistently high yields• Post harvest shelf life prediction• Better cracking technology• Market development programmes to educate and increase demand
    • Crop estimates (Nut in shell) 2012 2017 2022 34 000 t 41 800 t 50 000 t ?
    • Thank you