Question

what are the uses of nitrogen, phosphorus and potassium

Answer 1

Answer:

there are known as macro nutrients ....

they are very much important to plants

And for growth of crops

They maintains ph value of soil

maintains Soil fertility

Give nutrients to the soil

Kill harmful micrioraganisms

.....Azatobacter,nitrobacter,rhizobhim

Answer 2

Answer:

Nitrogen is used by plants for lots of leaf growth and good green colour.

Phosphorus is used by plant form of new roots , make seed, fruits and flowers.

potassium is used for make strong stems and growing of plant .