Departments› Horticulture› Module I› Production Of Vegetable Crops In Protected Environment› Ch 5: Undertake Value Addition Processes
Horticulture  ·  Level 4
Production Of Vegetable Crops In Protected Environment
Chapter 5: Undertake Value Addition Processes
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⚑ What you will be able to do

By the end of this chapter, you will be able to:

  • Follow all work safety measures correctly to keep yourself and others safe in the workplace.
  • Assemble the right tools, equipment, and materials properly for value addition tasks.
  • Sort and grade vegetable crops accurately to meet different market product types.
  • Clean vegetable produce thoroughly and correctly depending on the type of crop.
  • Perform basic processing tasks properly to prepare vegetables for the market.
  • Maintain tools and equipment carefully by following the manufacturer’s instructions.
  • Document farm activity costs clearly and accurately according to workplace policies.
  • Dispose of waste safely and correctly, following environmental regulations like EMCA 2015.
  • Explain the latest trends and technologies in value addition to stay up-to-date in the trade.

Mastering these skills will help you add value to vegetable crops efficiently and safely, making your work more profitable and sustainable.

Compiled by: Everlyne Auma

Chapter Practical Activities

Practical 1: Post-harvest Handling, Cleaning, Sorting and Storage of Tomatoes

Horticulture · Level 4
Production Of Vegetable Crops In Protected Environment
PRACTICAL ASSESSMENT
TIME: 4 HOURS
⬇ PDFCandidate Instructions (Candidate Tool)

Type: Individual

INSTRUCTIONS TO CANDIDATE:
1.  You are required to perform the following task:
i.  Demonstrate post-harvest handling, cleaning, sorting, and storage of 2 kg of tomatoes in plastic crates measuring 60 cm x 40 cm x 30 cm as per standard procedures.
2.  You have been provided with the following resources for the practical task:
Tools & EquipmentMaterials
Plastic cratesTomatoes (freshly harvested)
Sorting tableClean water
Sharp knifeSoap bar
Clean clothWaste bin with liner
⬇ PDFResources Required (Cutting List)
S/NItemQuantity
1Tomatoes (freshly harvested)2 kg per Candidate
2Clean water15 litres per Candidate
3Plastic crates2 pcs per Candidate
4Sorting table1 per 3 Candidates
5Clean cloth1 pc per Candidate
6Sharp knife1 pc per Candidate
7Personal Protective Equipment (PPE): Gloves, Overall/Dustcoat, Gumboots1 set per Candidate
8Storage room with ventilation and shelving1 per Institution
9Soap bar1 bar per 5 Candidates
10Waste bin with liner1 per 3 Candidates
⬇ PDFAssessor Guide
Items to be EvaluatedMarks AvailableMarks ObtainedComments
TASK 1: Post-harvest Handling and Storage of Tomatoes
Wore PPEs (gloves, overall/dustcoat, gumboots)
(Award 1 mark for each PPE worn or zero)		3
Assembled required tools and materials
(Award 2 marks for assembling all required tools and materials or zero)		2
Handled tomatoes carefully to avoid bruising during transfer
(Award 3 marks for gentle handling or zero)		3
Washed tomatoes thoroughly in clean water with gentle agitation
(Award 4 marks for thorough washing or zero)		4
Sorted tomatoes by size and quality, removing damaged or diseased fruits
(Award 4 marks for correct sorting or zero)		4
Cleaned sorting table and tools before and after use
(Award 2 marks for proper cleaning or zero)		2
Packed tomatoes in plastic crates without overfilling to avoid damage
(Award 3 marks for correct packing or zero)		3
Stored crates in a ventilated storage room at ambient temperature
(Award 3 marks for proper storage or zero)		3
Disposed waste and damaged tomatoes as per workplace procedures
(Award 2 marks for correct disposal or zero)		2
Sub-Total26
PRODUCT CHECKLIST
Tomatoes are clean, free from dirt and bruises
(Award 4 marks for clean and undamaged tomatoes or zero)		4
Sorting done correctly separating good and damaged tomatoes
(Award 4 marks for correct sorting or zero)		4
Tomatoes packed neatly in plastic crates without bruising
(Award 4 marks for neat packing or zero)		4
Storage area is clean, ventilated and crates arranged properly
(Award 4 marks for proper storage environment or zero)		4
Sub-Total16
GRAND TOTAL42
ASSESSMENT OUTCOME:   ☐ Competent    ☐ Not Yet Competent (competent if at least 50%)

Practical 2: Drying of Vegetables under Hygienic Conditions

Horticulture · Level 4
Production Of Vegetable Crops In Protected Environment
PRACTICAL ASSESSMENT
TIME: 4 HOURS
⬇ PDFCandidate Instructions (Candidate Tool)

Type: Individual

INSTRUCTIONS TO CANDIDATE:
1.  You are required to perform the following task:
i.  Dry 500g of fresh spinach leaves using an electric food dehydrator and package in airtight containers as per hygiene standards.
2.  You have been provided with the following resources for the practical task:
Tools & EquipmentMaterials
Sharp knifeFresh spinach leaves
Clean drying traysClean water
Food-grade mesh coversSoap bar
Electric food dehydratorDisposable gloves
Plastic airtight storage containersOverall/Dust coat
Gumboots
Face mask
Clean cloth towels
⬇ PDFResources Required (Cutting List)
S/NItemQuantity
1Fresh spinach leaves500 g per Candidate
2Clean drying trays1 pc per Candidate
3Food-grade mesh covers1 pc per Candidate
4Sharp knife1 pc per Candidate
5Clean water5 L per Candidate
6Soap bar1 bar per 5 Candidates
7Disposable gloves1 pair per Candidate
8Overall/Dust coat1 per Candidate
9Gumboots1 pair per Candidate
10Face mask1 pc per Candidate
11Clean cloth towels2 pcs per Candidate
12Electric food dehydrator1 pc per 3 Candidates
13Plastic airtight storage containers2 pcs per Candidate
⬇ PDFAssessor Guide
Items to be EvaluatedMarks AvailableMarks ObtainedComments
TASK 1: Preparation and Hygiene
Wore Personal Protective Equipment (gloves, overall/dust coat, gumboots, face mask)
(Award 0.5 mark for each PPE worn correctly or zero)		2
Washed hands thoroughly with soap and water before handling vegetables
(Award 2 marks for proper washing technique or zero)		2
Cleaned and sanitized all tools and drying trays before use
(Award 2 marks for thorough cleaning or zero)		2
Sub-Total6
TASK 2: Vegetable Preparation and Drying
Sorted fresh spinach to remove damaged or spoiled leaves
(Award 2 marks for correct sorting or zero)		2
Washed the spinach leaves with clean water to remove dirt and contaminants
(Award 3 marks for thorough washing or zero)		3
Drained and blotted spinach leaves dry using clean cloth towels
(Award 2 marks for proper drying or zero)		2
Cut leaves into uniform pieces (approx. 3 cm) using sharp knife
(Award 3 marks for uniform cutting or zero)		3
Spread spinach leaves evenly on clean drying trays without overcrowding
(Award 3 marks for correct spreading or zero)		3
Covered trays with food-grade mesh covers to prevent contamination
(Award 2 marks for proper covering or zero)		2
Set electric food dehydrator to 55°C and dried spinach leaves for 6 hours
(Award 4 marks for correct temperature and drying duration or zero)		4
Sub-Total19
TASK 3: Packaging and Cleaning
Checked dried spinach leaves for dryness and crispness
(Award 2 marks for proper inspection or zero)		2
Packaged dried spinach in clean airtight plastic containers
(Award 3 marks for appropriate packaging or zero)		3
Cleaned and stored tools and equipment as per hygiene procedures
(Award 3 marks for proper cleaning and storage or zero)		3
Disposed of vegetable waste and used materials according to workplace procedures
(Award 2 marks for appropriate waste disposal or zero)		2
Sub-Total10
PRODUCT CHECKLIST
Dried spinach leaves are evenly dried, free from mold and contaminants
(Award 4 marks for dryness and quality or zero)		4
Dried spinach packaged in airtight containers with no contamination
(Award 3 marks for proper packaging or zero)		3
Final dried product quantity is approximately 50g from 500g fresh leaves
(Award 3 marks for correct yield or zero)		3
Sub-Total10
GRAND TOTAL45
ASSESSMENT OUTCOME:   ☐ Competent    ☐ Not Yet Competent (competent if at least 50%)
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🔒Blanching Vegetables to Preserve QualityPractical 3
🔒Canning of Vegetables in a Protected EnvironmentPractical 4
🔒Freezing of Vegetables to Preserve Quality and SafetyPractical 5
🔒Waxing of vegetables to extend shelf life and improve appearancePractical 6
🔒Preparation of a 1.5 kg Vegetable Blend Using a Commercial BlenderPractical 7
🔒Identification, Use and Maintenance of Vegetable Processing EquipmentPractical 8
🔒Set up and maintain a vegetable storage facility 3m x 2m x 2.5mPractical 9
🔒Observation and Oral Assessment on Value Addition Processes of Protected Environment VegetablesPractical 10
🔒Written assessment on value addition theory in protected vegetable productionPractical 11
🔒Research and Presentation on Emerging Trends in Vegetable Value Addition TechnologiesPractical 12
🔒Practical demonstration of vegetable value addition using drying and packagingPractical 13
🔒Sourcing Raw Vegetable Materials for Value AdditionPractical 14
🔒Routine Maintenance and Troubleshooting of Vegetable Value Addition EquipmentPractical 15
Am I competent?

At the start of this chapter we promised you would be able to:

  • Follow all work safety measures correctly to keep yourself and others safe in the workplace.
  • Assemble the right tools, equipment, and materials properly for value addition tasks.
  • Sort and grade vegetable crops accurately to meet different market product types.
  • Clean vegetable produce thoroughly and correctly depending on the type of crop.
  • Perform basic processing tasks properly to prepare vegetables for the market.
  • Maintain tools and equipment carefully by following the manufacturer’s instructions.
  • Document farm activity costs clearly and accurately according to workplace policies.
  • Dispose of waste safely and correctly, following environmental regulations like EMCA 2015.
  • Explain the latest trends and technologies in value addition to stay up-to-date in the trade.

Tick each one you can genuinely do.

So, are you there yet?

You're competent when you can confidently do 50% or more of what this chapter promised.

Sign in to record how you're doing.

← Ch 4: Undertake Post Harvest Activities Ch 6: Undertake Marketing Activities →