Scheme of Work – Agriculture – Basic 4 – First Term

Last Updated on May 9, 2020 by Alabi M. S.

BASIC 4
SCHEME OF WORK
AGRICULTURE

FIRST TERM


THEME 1: BASIC CONCEPT IN AGRICULTURE

WEEK 1


TOPIC – REVISION OF SOME TOPICS IN BASIC THREE’S WORK


WEEK 2


TOPIC – CLASSIFICATION OF SOIL

Content

  • Meaning of:
  1. Land
  2. Soil
  • Soil classification:
  1. Clay soil
  2. Sandy soil
  3. Loamy soil
WEEK 3

TOPIC – CHARACTERISTICS OF SOIL

Content

  • Sandy soil
  1. Hard large, loosely packed particle.
  2. Does not hold water.
  3. Rough when it is rubbed between the fingers.
  4. Does not hold many nutrients.
  5. Crops do not grow well on sandy soil.
  • Clay soil
  1. Has small and closely packaged particles.
  2. Smooth when dry and sticky when wet.
  3. Can hold a lot of nutrients.
  4. Does not allow air and water through it.
  5. It holds water very well.
  6. Most crops do not grow on it.
  • Loamy soil – Contains both good characteristics of both sandy and loamy soil.
WEEK 4

TOPIC – SOIL FORMATION

Content

  • Different types of soil formation
  • How they are formed
WEEK 5

TOPIC – PROPERTIES OF SOIL

Content

  • Physical Properties 
WEEK 6

TOPIC – CAUSES OF LOSS IN SOIL FERTILITY

Content

  • Burning
  • Leaching
  • Overgrazing
  • Cleaning
  • Clearing
  • Erosion 
WEEK 7

TOPIC – WAYS OF MAKING SOIL FERTILE/HOW TO MAINTAIN SOIL FERTILITY

Content

  • Manuring
  • Mulching
  • Crop rotation
  • Bush fallowing
  • etc.
WEEK 8/TOPIC – PREPARATION OF COMPOST MANURE

Content

  • Meaning of compost/manure
  • Methods of compost making:
  1. Pit method
  2. Heap method
  • Processing/steps involved in making compost:
Pit method
  1. Dig four pits (a, b, c and d) of equal sizes
  2. (mx) M X 0.5m
  3. Empty the compost into pit A arrange in layers and wet with water.
  4. After 2 weeks, move the content in pit A to pit B. This is called first turn.
  5. After 2 weeks, move the content in pit B to pit C. This is the second turn.
  6. Finally turn, move the compost in pit C to pit D.
  7. The content in pit D is referred to as compost/manure after 6 – 8 weeks. Cover to prevent evaporation before applying to the soil.
Heap method 
Prepared by placing the compost materials in a heap buried with soil and moistened with water.
THEME 2: PROCESS OF AGRICULTURAL PRODUCTION

WEEK 10

TOPIC – WHY WE PROCESS FARM PRODUCE

Content

  • Meaning of food processing
  • Importance of food processing:
  1. Improve usage, 
  2. Improve food value,
  3. Remove poisonous,
  4. Prepare food for storage,
  5. Ready for eating directly or indirectly,
  6. To get different varieties of food stuff from the same farm produce,
  7. Provides employment opportunities for people,
  8. It makes transportation of processed produce easier since it required less space. 
WEEK 11

TOPIC – PRESERVATION OF FARM PRODUCE

Content

  • Meaning of preservation of farm produce
  • Importance of farm produce preservation:
  1. Retain freshness,
  2. Retain the colour, taste and nutritional values,
  3. Reduce loss,
  4. Prolong shelf life,
  5. Prevent possible contamination and infection from unpreserved food items,
  6. Make food available in areas where they are not produced,
  7. Help in protecting farm produce from insects and other pests attack,
  8. Make farm produce remain good and viable for planting in the next season,
  9. Save money (buying at a cheap price when in season).
WEEK 12 – REVISION


WEEK 13 – EXAMINATION


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