Presentation slides - IPNI
Transcription
Presentation slides - IPNI
BMP and Fertilizer Use Efficiency Chris Donough IPNI Southeast Asia Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 Profitable, Eco‐efficient Oil Palm Kg ha‐1 / USD ha‐1 USD ton‐1 5000 500 Production (kg/ha) 4000 3000 2000 1000 0 Gross margin (USD/ha) 600 Cost of production (USD/t) 6000 400 300 200 100 0 Oil palm Soybeans Zimmer et al (2009) Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Rapid expansion in planted area – driven by SE Asia Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Oil palm BMPs • 1 century of commercial cultivation • Decades of field experimentation summarized in good books • Visit http://www.ipni.net/publications to browse or download catalogue Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Yield increase at commercial scale with better practices 6.00 CPO t ha‐1 1991 5.4 t/ha Davidson (1991) +8% 5.00 +9% +84% 4.00 E kam Intro 3.00 2.00 1.3 t/ha 1.00 Water Mgt +92% Complete NPKMg Tenera ↑ Dura+ Polybag nursery Mill Eff+ + Fert + Breed + Agron + Mill 0.00 1951 Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Stagnant yield – since 1990s Oil Palm Yield 1961-2012 Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Sub‐optimal BMPs Yield Gaps 100 YIELD GAP 80 60 YIELD GAP SiteYield Potential Attainable Yield 40 ActualYield 20 Mature phase BMPs Establishment & Immature phase BMPs 0 Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 Planting material, soil & climate limits BMP and Fertilizer Use Efficiency Better BMP implementation Better Yield: Indonesia 35.0 30.0 FFB t ha‐1 +5% BMP REF +10% +24% 25.0 +25% +10% +22% 20.0 15.0 10.0 5.0 0.0 Site 1 Site 2 Site 3 Site 4 Site 5 Site 6 Donough et al (2011) Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Oil palm needs fertilizers • High fruit bunch (FFB) yield removes nutrients from fields • Nutrients needed for palm growth • Low soil fertility insufficient to meet crop demand • Recycling of nutrients (post‐mill) insufficient for all cropped areas insufficient for all crop needs Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Nutrient BMPs based on 4R principles Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Nutrient content in tenera FFB Kg ton‐1 6.0 5.0 N K P Mg 4.0 3.0 2.0 1.0 ‐ Kalimantan Donough et al (2014) Johore Tarmizi & Tayeb (2006) Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 Sumatra Prabowo et al (2006) BMP and Fertilizer Use Efficiency Field trials: Yield response to fertilizers Malaya: Commercial cultivation since 1911 Many field trials since post‐WW2, many results presented • Example: FFB Yield (t ha‐1) Tarmizi et al (1992) Soil type Control Maximum Response Inceptisol 18 – 34 24 – 36 1– 9% Ultisol 9 – 28 26 – 37 5 – 24 % Oxisol 12 – 26 28 – 35 2 – 23 % • • Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Field trials: Yield response to fertilizers • • • • • Sabah: Commercial cultivation started 1958 Less field trials, fewer results reported Jabatan Pertanian Sabah – Betty Kwan Sawit Kinabalu – Boris & Hoong FELDA – Foong et al Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Weakness in info base 70000 70000 Number of hits from 60000Google scholar search Number of hits from for “Fertilizer trial” Google 50000 scholar for each crop search for 60000 50000 40000 “Fertilizer trial” for 40000 30000 30000 20000 20000 10000 10000 0 0 Rice Wheat Rice Soy Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 Wheat Soy Oil palm Oil palm BMP and Fertilizer Use Efficiency Fertilizing margin narrowing 2,000 1,750 1,500 Fert cost (USD/ha) FFB value (USD/ha) Gross Margin 1,250 1,000 750 500 250 ‐ 1999 2008 2013 Adapted from Mutert (2001) Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Labour & logistics Skilled labour in short supply • • over 200 million tons of fruit is collected each year by hand almost all fertilizer applied by hand Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency “New Business Model” • Learn from commercial data • Not just trials Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Plantation Intelligence Observe Decide Plantation Intelligence Process Analyse Evaluate Cook et al (2014) Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Fertilizer Use Efficiency (FUE) • Kg Yield per Kg Fertilizer applied • In commercial practice, ‘cost’ is a key issue • Use FUE as performance indicator? Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency FUE a new KPI Apparent FUE Actual Yield (kg) per kg fertilizer applied in last 3 years Break‐even FUE based on FFB price & cost of fertilizer applied Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Yield Taking & Yield Making BMPs in Mature Oil Palm Canopy management Yield taking Yield making Crop recovery Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 Nutrient management BMP and Fertilizer Use Efficiency FFB Yield (t ha‐1) SOIL A SOIL B 34 30 B=0.004 B=0.005 B=0.018 B=0.019 22 2010 26 18 14 34 30 2011 26 22 18 14 34 B=0.013 30 B=0.010 2012 26 22 18 14 150 250 350 450 550 650 750 150 250 350 450 550 650 750 NPKMg added over this year and previous 2 yrs (kg/ha, weighted 25:50:25) Options from analysis • Focus fertilizers responsive soils • Reduce yield expectation in poorer areas • Manage labour maximize benefits from fertilizer Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency Thanks to Seminar Organizers & Thank You All for Listening Managing Oil Palms in the Sabah Interior Region Seminar & Soil Tour, Keningau, 12‐14 August 2014 BMP and Fertilizer Use Efficiency