Identifying Nutrient DEficiencies by Observation

Title: Identifying nutrient deficiencies in plants

Aim: To observe pictures of different plants and identify the deficient nutrient.

Materials: Pictures of different plants with nutrient deficiencies.

Internet connection

Method:

1. Observe each of the pictures shown below.

2. Write down what you notice is wrong about the plant. Use the cation as a guide.

3. Note the nutrient that is deficient.

4. Make a list of the deficinency symtoms you observe for each nutrient.

Pictures:

Observations:

State the observations made for the leave of each nutrient.

Discussion:

What is a nutrient?

What are micro and macronutrients?

What is a nutrient deficiency?

Why is it important that we learn to identify nutrient deficiencies by observation?

Conclusion:

What are the symptoms for a deficiency in each of the following: Nitrogen, Phosphorous, Potassium, Calcium, Magnesium and Sulphur?

Reference:

• Grade 9 SCCP Curriculum Guide

• Essential Nutrients for Plant Growth: Nutrient Functions and Deficiency Symptoms <https://www.ctahr.hawaii.edu/oc/freepubs/pdf/pnm3.pdf>