Fertiliser Technology
Plant tranquillisers

Hold back stem growth and halt plants at a desired height
Accelerate ripening of food and grain
Cause early maturation of plants
Produce seedless fruit

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Fertiliser Technology
Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the

Osmotic pressure of the soil water becomes less than that of the plant sap
Osmotic pressure of the soil water becomes higher than that of the plant sap
Soil becomes too alkaline
Soil becomes too acidic

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