Lesson Notes By Weeks and Term - Junior Secondary School 2

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  4. Methods of rearing fishes

Week: 7

Class: Junior Secondary School 2

Term: 3rd Term

Age: 13 years

Duration: 40 minutes of 2 periods

Date:

Subject: Agriculture

Topic:-       Methods of rearing fishes

SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to

  1. Discuss each method of rearing fishes

INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers, demonstration, videos from source

INSTRUCTIONAL MATERIALS: Videos, loud speaker, textbook, pictures

INSTRUCTIONAL PROCEDURES

PERIOD 1-2

PRESENTATION

TEACHER’S ACTIVITY

STUDENT’S ACTIVITY

STEP 1

INTRODUCTION

The teacher revises the previous lesson on the guidelines for fish farming

Students pay attention

STEP 2

EXPLANATION

The teacher explains the monoculture method of rearing fishes

Students pay attention and participates

STEP 3

DEMONSTRATION

She further explains the polyculture method of rearing fishes

Students pay attention and participate

STEP 4

NOTE TAKING

The teacher writes a summarized note on the board

The students copy the note in their books

 

NOTE

METHODS OF REARING FISHES
1. Monoculture: it is the rearing of one type of fish species in one pond to maturity.

ADVANTAGES

  1. less skill is required
  2. less capital is needed
  3. the aquarium will last longer

DISADVANTAGES

  1. only one type of fish is harvested
  2. poor feed utilization is experienced
  3. there is no positive influence on the growth and production of one another
  4. Polyculture: This is the rearing together of some species of fish in one pond. This is not the best method of rearing fish

ADVANTAGES

  1. One type of fish species has positive influence on the growth and production
  2. it has efficient use of the to the total pond environment
  3. it reduces space waste and utilizes pond well

DISADVANTAGES

  1. a specie of fish may prey(feed) on the other if not well selected
  2. it may result in overcrowding and high mortality
  3. it requires more capital

 

EVALUATION:    1. Explain

  1. monoculture
  2. polyculture
  3. Discuss the advantages and disadvantages of monoculture and polyculture

CLASSWORK: As in evaluation

CONCLUSION: The teacher commends the students positively