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Farmers often use fertilizers to improve their crops but do fertilizers really make difference?
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| Submitted: Thu Jul 11 2002
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Farmers often use fertilizers to improve their crops but do fertilizers really make difference? Farmers often use fertilizers to improve their crops. For our year 10 coursework we have to find if the fertilizers actually make a difference. To aid us in compleating this task we have been given the following pieces of equipment: - 10 Marrow Seeds 5 Plastic Cups Compost Water Liquid Fertilizer Weighing Scales Measuring Cylinder Because the question asks if fertilizers make a difference, I need to have a control pot, with just marrow seeds and water in. In the other cups I will have different amounts of liquid fertilizer in them. Because I have 10 marrow seeds, I will put 2 marrow seeds into each cup: - meaning that I can have 5 cups, one of which will be a control - leaving me with 4 cups to alter the variable in. In this experiment the variable is the amount of fertilizer, because the...
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