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The Usefulness of Plant Growth Enhancers
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The relationship between the pH level of soil and plant growth
Comparing the competitive nature of roosters and hens
Stoma density and pollution
Effect of milk on plant growth
Effect of moisture on direction of root growth
Examining the effect of watering on plant growth
Does a pineapple grow best in sand, soil or water?
How does temperature affect the rate of growth of algae?
Do plants grown taller hydroponically or in soil?
How do moisture and earthworms affect the quality of soil?
Project cost ($):
1 day to prepare, 5 days for observation
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