Citrus Processing

1 Introduction.- Unit 1 Citrus Juice Characteristics.- 2 Brix and Soluble Solids.- 3 Acids in Citrus Juices.- 4 The Brix/Acid Ratio.- 5 Testing of Fruit Samples.- 6 Citrus Oils, Aromas, and Essences.- 7 Citrus Juice Pulp.- 8 Juice Cloud.- 9 Color of Citrus Juices.- 10 Bitterness in Citrus Juices.- 11 Nutritional Content of Citrus Juices.- 12 Citrus Rheology.- 13 Citrus Processing Varieties.- Unit 2 Citrus Juice Sanitation.- 14 Inspections.- 15 Citrus Microbiology.- 16 Insects, Rodents, and Birds.- 17 Physical and Chemical Contamination.- 18 Processing Contamination.- 19 Juice Adulteration.- Unit 3 Citrus Juice By-Products.- 20 Food-Grade Nonjuice Products.- 21 Animal Feed and Fuel By-Products.- 22 Wastes from Citrus Plants.- Unit 4 Citrus Juice Management.- 23 Quality Control Statistics.- 24 Quality Control Management.- 25 Inventory Management.- Appendix A Acid Corrections to the Brix.- Appendix B GWBASIC and RPG Programs.- Appendix C HP-41C Programmable Calculator Programs.- Appendix D Answers to Select Questions and Problems.