Take four thermocol glasses with
I – with soil only
II – With soil + manure
III – With soil + fertilizers
IV- with soil + manure + fertilizers.
Grow seeds in all the glasses .water them according to need and observe them.
Make a chart of your observation.
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hey --- here your answer
1 in first week it will grow 3 to 5 cm
2 in first week it will grow 3 to 7 cm
3 in first week it will grow 3 to 8 cm
4 in first week it will grow 3 to 9 cm
1 in first week it will grow 3 to 5 cm
2 in first week it will grow 3 to 7 cm
3 in first week it will grow 3 to 8 cm
4 in first week it will grow 3 to 9 cm
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