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What Is the Effect of Fertilizer on Plant Growth ?
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What Is the Effect of Fertilizer on Lawn Growth ?
Conclusion
In conclusion the hypothesis is correct based on the data the grass with the largest amount of fertilizer grew slower and the grass with the recommended amount grew the fastest
Ways to improve
Use different types of fertilizer or Instead of measuring height measure the color.
Graph
Data
Group B
Group A
Group A with 50 % of the suggested amount grew an average 7 mm.
Group B with 100% of the suggested amount grew 15.25 mm
Group C
Group D
Group D with no fertilizer only grew 4.25 mm
Group C with 150 % of fertilizer grew an average 0f 6 mm
Procedures
2. Group A will have half the suggested amount of lawn fertilizer.
3. Group B will have the suggested amount of lawn fertilizer.
4. Group C will have double the suggested amount.
5. Group D will have no lawn fertilizer.
1. Each sod square will be divided into 4 smaller squares. The squares will be divided into 4 groups with 4 squares in each group.
6. The height of each square will be measured and averaged into groups after 13 days to see what effect did the plant fertilizer have on the lawn growth.
7. Record data every other day.
Materials
- Lawn Fertilizer
- Sod Squares (4 pcs)
- Water
- Ruler
- Camera
Objective and Hypothesis
Objective : To determine if the amount of fertilizer used will affect the lawn growth rate.
Hypothesis : Watering the lawn with too little or too much fertilizer will slow down plant growth.