OPENING AND PLENARY SESSIONS AGRICULTURE SESSIONS AGRICULTURAL DEVELOPMENT AGRONOMY BIORESOURCES ENGINEERING

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1 OPENING AND PLENARY SESSIONS The shifting skills development landscape in South Africa Volker Wedekind... Out of sight, out of mind - subsurface factors in sugarcane yield decline Malcolm Sumner... 1 The difficult 2010 sugarcane harvest in Australia: Causes, effects and learnings Graham Kingston Eighty-sixth annual review of the milling season in southern Africa ( ) Smith GT, Davis SB & Achary M Review of South African sugarcane production in the season from an agricultural perspective Singels A, Ferrer S, Leslie GW, McFarlane SA, Sithole P & van der Laan M Biosecurity against invasive alien insect pests: A case study of Chilo sacchariphagus (Lepidoptera: Crambidae) in the southern African region Way MJ, Conlong DE & Rutherford RS A bibliometrical analysis of regular SASTA authors between 2000 and (Poster) Bezuidenhout CN AGRICULTURE SESSIONS AGRICULTURAL DEVELOPMENT Facilitating institutional change: a precursor for development success? Dlamini, J Aligning stakeholders to achieve the best outcome in agriculture Qwabe BV and Murray JJ AGRONOMY Yield analysis in the west sector of the Mauritian sugarcane industry Cheeroo-Nayamuth BF, Nayamuth ARH & Koonjah S Effects of low temperatures on irrigated May and December ratoons Donaldson RA, Greenfield PL & Shanahan PE Long term positive impact of structural reforms on cane production processes at Kenana Sugar Co., Sudan Ibrahim AE Simulating source and sink control of structural growth and development and sugar accumulation in sugarcane Jones MR, Singels A & Inman-Bamber NG Evaluating sugarcane cultivar responses to trashing: preliminary observations Mbatha TP, Ramburan S & Smit MA Effects of lodging and anti-lodging chemicals on the productivity of variety N25: Preliminary findings van Heerden PDR BIORESOURCES ENGINEERING The development and application of a stockpiling model at the Umfolozi Sugar Mill Boote GLN, Bezuidenhout CN & Lyne PWL Systemic approaches to understand the complexities at the Umfolozi and Felixton mill areas Gerwel CN, Hildbrand S, Bodhanya SA & Bezuidenhout CN Analysis of the Felixton integrated supply and production system with an emphasis on cane quality Sibomana MS, Bezuidenhout CN & Lyne PWL An investigation into sugarcane vehicle loading efficiency and accuracy Moodley S, Bezuidenhout CN & Lyne PWL

2 CROP NUTRITION AND SOILS Extractable silica in soils of the sugar industry and relationship with crop uptake Miles N, van Antwerpen R, van Heerden PDR, Rhodes R, Weigel A & McFarlane SA Effect of water availability on silicon uptake by sugarcane and silicon-mediated resistance to Eldana saccharina Walker Sithole SB, Keeping MG, Smit MA, Miles N, Mkhize ND & Sewpersad C Nitrogen nutrition of sugarcane on an alluvial soil on the KwaZulu-Natal north coast: Effects on yield and leaf nutrient concentrations Stranack RA & Miles N Soil Organic Carbon (SOC) changes indicated by Hot Water Extractable Carbon (HWEC) Weigel A, Eustice T, van Antwerpen R, Naidoo G & Schulz E Time saving calibration methods for soil water monitoring sensors (Poster) van Antwerpen R, Makoro P, Olivier F & Eustice T CROP PROTECTION I Effect of anhydrous ammonia on cane yield, nematodes and eldana Berry, S Development of herbicide selection and knapsack calibration tables to assist emerging farmers in the South African sugarcane industry Campbell PL, Gillespie WA, Tweddle P & Butler M Report on Maize Streak Virus in the South African sugar industry van Antwerpen T, McFarlane SA, Govender P, Potier BAM, Way MJ, Flett B, Ramusi M, Varsani A, Shepherd DN, Stiller M, Martin DP and Webster TM CROP PROTECTION II Effect of Sugarcane Yellow Leaf Virus infection on sugarcane growth Berry SD, Ramouthar P, Subramoney S & Rutherford RS A rapid in vitro method of detecting resistance to Puccinia melanocephala in sugarcane (Poster) Mhora TT, Rutherford RS, van Heerden PDR & Danson JW Leaf folder moth Marasmia trapezalis on sugarcane in South Africa (Poster) Way MJ, Webster TM & Leslie GW Incidence of Wolbachia in arthropod pests of sugarcane in South Africa and other countries (Poster) Buthelezi GK, Martin LA, Sweby DL, Way MJ & Rutherford RS CROP PROTECTION III - SPECIAL FOCUS:ELDANA Eldana saccharina sex appeal: A future method to monitor and control this pest? Harraca V, Conlong DE & Rutherford RS Understanding the chemical ecology of stimulo-deterrent diversion as a basis for sugarcane pest control: Eldana saccharina vs Melinus minutiflora Harraca V, Du Pissanie J, Rutherford RS & Conlong DE Parental and F1 sterility of Eldana saccharina Walker (Lepidoptera: Pyralidae) Walton AJ, Conlong DE & Addison MF Performance of sterilized Eldana saccharina Walker (Lepidoptera Pyralidae) in mating trials Mudavanhu P, Conlong DE & Addison P Effects of Wolbachia infection on the interactions between Eldana saccharina and its insect parasitoids Pillay P, Sweby DL, Martin LA, Zulu M, Conlong DE & Rutherford RS Nutrient management options for reducing Eldana saccharina (Lepidoptera: Pyralidae) infestation of trashed sugarcane fields: Results from a preliminary study van Antwerpen R, Conlong DE & Miles N

3 CROP PROTECTION IV Biodiversity of Lepidopteran stemborers and associated parasitoids in wild hosts surrounding sugarcane fields Govender N, Conlong DE & Smith FR Sugarcane thrips Fulmekiola serrata (Thysanoptera: Thripidae) dispersal studies Way MJ, Rutherford RS & Harraca V Developments in the use of insecticides for the control of the sugarcane thrips Fulmekiola serrata (Kobus) in South Africa Leslie GW & Moodley S Monitoring white grub beetle larvae (Scarabaeidae) in sugarcane in the Midlands North Region of KwaZulu-Natal Way MJ, Webster T, Sewpersad C & Conlong DE ENVIRONMENT Comparison of greenhouse gas emissions from trashed and burnt sugarcane cropping systems in South Africa Eustice T, van der Laan M & van Antwerpen R River water quality in the South African sugar industry van der Laan M, van Antwerpen R, Bristow KL, Olivier F, Mthembu I & Weigel A VARIETIES Investigating sugarcane genotype x environment interactions under rainfed conditions in South African using variance components and biplot analysis Ramburan S & Zhou M Components of Genotype by Environment interaction among SASRI Regional Breeding and Selection Programmes and their implications Zhou M, Joshi S, Maritz T & Koberstein H Interpreting sugarcane varietal adaptability to time of harvest Ramburan S Scope for varietal improvement to extend the harvest season in Mauritius Mangar MM, Nayamuth ARH, Koonjah SS & Cheeroo-Nayamuth, BF Trends in variance components and optimum replications and crop-years for Variety Trials at Dwangwa Sugar Estate in Malawi Zhou M, Chihana A & Parfitt R FACTORY SESSIONS BIORESOURCES ENGINEERING The development and application of a stockpiling model at the Umfolozi Sugar Mill Boote GLN, Bezuidenhout CN & Lyne PWL Systemic approaches to understand the complexities at the Umfolozi and Felixton mill areas Gerwel CN, Hildbrand S, Bodhanya SA & Bezuidenhout CN Analysis of the Felixton integrated supply and production system with an emphasis on cane quality Sibomana MS, Bezuidenhout CN & Lyne PWL An investigation into sugarcane vehicle loading efficiency and accuracy Moodley S, Bezuidenhout CN & Lyne PWL CANE Cane characterisation : The percolation test Loubser RC & Barker B Cane trash burner: A novel way of utilising the energy inherent in sugarcane trash Bernhardt HW & Arnold DR

4 CHEMICAL ANALYSIS Can Near Infrared Spectroscopy (NIRS) be used to predict lactic acid, acetic acid and ethanol in sugarcane mixed juice? Naidoo Y & Simpson R Solving the puzzle the CSI way : The role of instrumentation Walford SN MECHANICAL EQUIPMENT The integration of all-welded, one-piece Johnson Screens Vee-Wire screen baskets for continuous centrifugal operation in the sugar industry Pierotti M... Sintered alloy powder carbide and tungsten carbide materials for shredder hammer tips Duttagupta J Operation of sugar mills with individual variable speed drives Lewinski J, Grassmann P & Kallin T MISCELLANEOUS Recent developments in vertical crystalliser design Getaz M & Sanders R Need identified for a foreman-in-training scheme Smith GT... Waste water treatment: A fresh perspective for sugarcane/molasses-to-ethanol plants Zaidi F... REFINING Laboratory & pilot plant test work to evaluate powdered activated carbon as an ad-hoc refinery decolourising additive for use during periods of high raw colour Sibiya T & Singh I Steps taken to improve refined sugar turbidity at the Pongola sugar refinery Maseko Q, Singh R & Motsa N Agricultural use of filter cake from the Tongaat Hulett Sugar refinery Allen P & Padayachee N Silica in low-grade refinery sugars Madho S & Davis SB BIOREFINING WORKSHOP What is a biorefinery? Future opportunities for value addition Product choices & markets - panel & questions Implications for the SA sugar industry Way forward - panel & questions

5 SASTA WORKING GROUP ON SUGAR INDUSTRY SKILLS DEVELOPMENT AND SHORTAGES AND THE LACK OF TECHNOLOGY ADOPTION DATE:15APRIL 2010 Education: An overview of the sugar industry s needs and trends in modern manufacturing practices Gavin Smith... Limitations and opportunities in the education system - a focus on technical training and the FET colleges Prof Volker Wedekind... Limitations and opportunities in the education system - a focus on the university education system Prof Peter Zacharias... Agricultural extension, adoption and training - what is the real problem out there? Martin Eweg... Adoption, innovation and experiences from the sugar industry Prof Carel Bezuidenhout... Fundamental principles and flaws pertaining to technology adoption in agriculture Dr Edilegnaw Wale... The relationship between technology adoption and adaptive complexity Shamim Bodhanya... Workshop Summary Report Prof Carel Bezuidenhout...