Lesson Notes By Weeks and Term - Primary 4

Materials needed to grow crops

Class:- Basic 4

Subject:- Agricultural Science

Term: 3rd Term

Week:- 3 and 4

Topic:� Materials Needed To Grow Crops

Behavioral objective:- At the end of the lesson the pupils should be able to:-

  1. List four materials needed for growing crops
  2. Describe good seeds that can germinate easily
  3. Describe good stem cuttings that can sprout easily
  4. Explain the importance of fertilizer or manure.
  5. List and Explain the importance of pests killing chemicals

Instructional material/Reference material:- Learn Africa Basic Agricultural Science UBE edition for priimary school book 4

Building Background /connection to prior knowledge : Students are familiar with the materials needed to grow crops

Content

MATERIALS NEEDED TO GROW CROPS

The following materials are needed to grow crops:

  1. Good seeds
  2. Good stem cuttings
  3. Fertilizer or manure
  4. Pest killing chemicals ( including weed killers)

  1. Good seeds

Seeds to be grown must be viable (living healthy seeds). They must not be seeds that are affected by diseases. Examples are good seeds of beans, melon and maize grains.

  1. Good stem cutting

Good stem cuttings are used in growing cassava and some tree crops. The cuttings must not be affected by diseases and must be clean and healthy looking.

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  1. Fertilizer or manure

Fertilizers or manure supply mineral nutrients that serve as food to crop plants. They are usually added to the soil to make our crops grow well and healthy.

  1. Pest killing chemicals

Chemicals called insecticides can be spayed on the plants to kill insects. Baits are used for rodents (rats, rabbit) and scare crow for birds. Chemicals called rodenticides can be used to kill rodents.

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Evaluation :-

  1. Four materials needed for growing crops
  2. Describe good seeds that can germinate easily
  3. Describe good stem cuttings that can sprout easily
  4. Explain the importance of fertilizer or manure.

����� 5. List Explain the importance of pests killing chemicals



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