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What is foliar spray?
a. Foliar feeding is a plant-feeding technique where fertilisers are applied directly to the .
b. Thus, plants absorb essential elements through the .
c. Foliar feeding is mostly performed in the early morning or late evening.
d. Plants show a slow response to nutrients applied through foliar sprays.
e. The efficacy of the nutrient uptake, when applied directly to leaves, are \(8-9\) folds higher when compared with nutrients applied to the soil.
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