Tuesday, 19 February 2013

Conclusion

          After observing and comparing the germination rate of Kohlrabi seeds at room temperature, fridge temperature, and heat mat temperature, it was found that the germination rate of the seeds is fastest when using heat mat conditions. Although only 21 seeds survived at the end of the experiment, they each grew significantly faster than the ones placed in room or fridge temperature conditions. The average length of the sprouts grown with the heat mat after 5 days was 6 cm long, compared to the average length of the sprouts grown at room temperature, which was 4.5 cm long. There was close to no growth at all for the seeds that were grown in the fridge temperature conditions, as only 2 seeds showed signs of life at the end of the experiment. It was determined that the Kohlrabi seeds that grew using the heat mat temperature grew at an average rate of 1.2cm/day, whereas the room temperature seeds grew at an average rate of 0.9 cm/day. This evidence proves that the Kohlrabi seeds grown using the heat mat temperature had the fastest germination rate among the three different temperature conditions used.

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