harmful
it can harm it very bad
Urea is not a sublime substance.
Urea is a non electrolyte
Urea
If you need help I recommend you type in the specific question you need help with
it can be helpful or harmful
sometimes they are helpful and harmful.
Sandpaper is both helpful and harmful.
Bacteria can be both harmful and helpful
they are helpful not harmful to plants
harmful
Helpful
helpful
helpful
Depends on what part of "harmful" or "helpful" you are referring to.
Urea is very useful in vegetable farming as it helps increase the crop yields.