SHS1 Agricultural Science · Semester 1 Week 12: Agricultural Machineries

Lesson notes

Learning Objectives

Indicator: 1.1.3.LI.2 - Analyse the profitability of selected forms of irrigation

By the end of the lesson, learners can:

Distinguish between initial capital cost, operating cost, and returns for drip irrigation, sprinkler irrigation, and manual watering systems.
Calculate the cost of water applied and labour required for at least two forms of irrigation given simple data.
Compare the profitability of drip irrigation, sprinkler irrigation, and manual watering for a specific vegetable crop scenario.
Justify the choice of an irrigation system based on farm size, water availability, and crop type.
Present a simple cost-benefit analysis table for a selected irrigation system.

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Curriculum details

Strand: New Dawn in Agriculture (Strand 1)
Sub-strand: Agricultural Machineries (1.3)
Content standard: 1.1.3.CS.1 - Demonstrate knowledge, understanding and skills in the use of various forms of irrigation systems in vegetable crop and ornamental plant cultivation. 1.1.3.LO.1 Evaluate the various forms of irrigation systems in vegetable crop and ornamental plant production 1.1.3.LO.2 Explain the functions of farm tools and equipment
Indicator: 1.1.3.LI.2 - Analyse the profitability of selected forms of irrigation
Suggested placement: Semester 1, Week 12 (Week 12 of the year)
Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.
Curriculum reference: NaCCA curriculum document, p. 31

Exemplars (from the NaCCA curriculum)

Talk-for-Learning: Listen to a talk by a resource person on modern and efficient ways of crop irrigation.
Collaborative Learning: Learners in mixed-gender and mixed-ability groups discuss and tabulate the summary of the advantages associated with various modern forms of irrigation.
Teaching and Learning Resources:
- Watering can
- Bucket, water hose
- Poly tanks
- Dugouts
- Scheduling tool drip lines
- Functional internet
- Sprinkler
- Video documentaries
- facilities
- Computer
- Smartphone
- Gardens/farms employing different forms of
- irrigation * Sprinklers * Drip irrigation facilities
Assessment (1.1.3.AS.2). The document marks these depth-of-knowledge levels for this indicator: Level 1 Recall; Level 2 Skills of conceptual understanding.