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Fertilisers affect the way plants grow and the yield they produce
Member rating: No Rating | Words: | Submitted: Wed Aug 06 2003
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Fertilisers affect the way plants grow and the yield they produce Background information There are 2 types of fertilisers organic and inorganic, inorganic fertilisers can be used straight away. General inorganic fertilisers contain nitrogen, phosphorus and potassium (N, P and K). These are the three main elements which plants need from the soil in order to grow well. (Roberts, The living world 1991). Phosphorus is essential for photosynthesis (the process by which plants trap the sun's energy and uses it to make food). It also plays a part in the healthy working of the plant cell nucleus and in control processes. It stimulates root development and is important in energy storage. Phosphorus occurs naturally. In soil it is mainly in mineral form, but it can also be found in organic matter. Potassium maintains the salt balance in plant cells and is important for healthy metabolism. It's essential for the bacteria in...
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